Home / 292,496.10-438,614.55-134,772.90

Finding the Fourth Proportional to 292,496.10, 438,614.55 and 134,772.90

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Solution

The fourth proportional to 292,496.10, 438,614.55 and 134,772.90 is: 202,099.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,496.10 : 438,614.55 = 134,772.90 : x
  2. Step 2: Convert to fraction form
    292,496.10/438,614.55 = 134,772.90/x
  3. Step 3: Cross multiply
    292,496.10x = 438,614.55 × 134,772.90
  4. Step 4: Simplify right side
    292,496.10x = 59,113,354,885.70
  5. Step 5: Solve for x
    x = 59,113,354,885.70/292,496.10
  6. Step 6: Final answer
    x = 202,099.63

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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.