Home / 157,787.28-236,683.01-52,606.28

Finding the Fourth Proportional to 157,787.28, 236,683.01 and 52,606.28

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Solution

The fourth proportional to 157,787.28, 236,683.01 and 52,606.28 is: 78,910.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,787.28 : 236,683.01 = 52,606.28 : x
  2. Step 2: Convert to fraction form
    157,787.28/236,683.01 = 52,606.28/x
  3. Step 3: Cross multiply
    157,787.28x = 236,683.01 × 52,606.28
  4. Step 4: Simplify right side
    157,787.28x = 12,451,013,418.53
  5. Step 5: Solve for x
    x = 12,451,013,418.53/157,787.28
  6. Step 6: Final answer
    x = 78,910.12

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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.