Home / 127,414.90-175,834.51-70,056.70

Finding the Fourth Proportional to 127,414.90, 175,834.51 and 70,056.70

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Solution

The fourth proportional to 127,414.90, 175,834.51 and 70,056.70 is: 96,679.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,414.90 : 175,834.51 = 70,056.70 : x
  2. Step 2: Convert to fraction form
    127,414.90/175,834.51 = 70,056.70/x
  3. Step 3: Cross multiply
    127,414.90x = 175,834.51 × 70,056.70
  4. Step 4: Simplify right side
    127,414.90x = 12,318,385,516.72
  5. Step 5: Solve for x
    x = 12,318,385,516.72/127,414.90
  6. Step 6: Final answer
    x = 96,679.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.