Home / 112,371,392.90-168,273,654.15-89,696,576.90

Finding the Fourth Proportional to 112,371,392.90, 168,273,654.15 and 89,696,576.90

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Solution

The fourth proportional to 112,371,392.90, 168,273,654.15 and 89,696,576.90 is: 134,318,623.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,371,392.90 : 168,273,654.15 = 89,696,576.90 : x
  2. Step 2: Convert to fraction form
    112,371,392.90/168,273,654.15 = 89,696,576.90/x
  3. Step 3: Cross multiply
    112,371,392.90x = 168,273,654.15 × 89,696,576.90
  4. Step 4: Simplify right side
    112,371,392.90x = 15,093,570,759,709,480
  5. Step 5: Solve for x
    x = 15,093,570,759,709,480/112,371,392.90
  6. Step 6: Final answer
    x = 134,318,623.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.