Home / 94,197.72-129,985.32-53,902.24

Finding the Fourth Proportional to 94,197.72, 129,985.32 and 53,902.24

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Solution

The fourth proportional to 94,197.72, 129,985.32 and 53,902.24 is: 74,380.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,197.72 : 129,985.32 = 53,902.24 : x
  2. Step 2: Convert to fraction form
    94,197.72/129,985.32 = 53,902.24/x
  3. Step 3: Cross multiply
    94,197.72x = 129,985.32 × 53,902.24
  4. Step 4: Simplify right side
    94,197.72x = 7,006,499,915.12
  5. Step 5: Solve for x
    x = 7,006,499,915.12/94,197.72
  6. Step 6: Final answer
    x = 74,380.78

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1.5x scale

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.