Home / 112,371,391.15-168,273,651.52-89,696,575.15

Finding the Fourth Proportional to 112,371,391.15, 168,273,651.52 and 89,696,575.15

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Solution

The fourth proportional to 112,371,391.15, 168,273,651.52 and 89,696,575.15 is: 134,318,620.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,371,391.15 : 168,273,651.52 = 89,696,575.15 : x
  2. Step 2: Convert to fraction form
    112,371,391.15/168,273,651.52 = 89,696,575.15/x
  3. Step 3: Cross multiply
    112,371,391.15x = 168,273,651.52 × 89,696,575.15
  4. Step 4: Simplify right side
    112,371,391.15x = 15,093,570,229,328,594
  5. Step 5: Solve for x
    x = 15,093,570,229,328,594/112,371,391.15
  6. Step 6: Final answer
    x = 134,318,620.38

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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.