Home / 52,156.86-71,944.65-38,531.04

Finding the Fourth Proportional to 52,156.86, 71,944.65 and 38,531.04

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Solution

The fourth proportional to 52,156.86, 71,944.65 and 38,531.04 is: 53,149.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,156.86 : 71,944.65 = 38,531.04 : x
  2. Step 2: Convert to fraction form
    52,156.86/71,944.65 = 38,531.04/x
  3. Step 3: Cross multiply
    52,156.86x = 71,944.65 × 38,531.04
  4. Step 4: Simplify right side
    52,156.86x = 2,772,102,186.94
  5. Step 5: Solve for x
    x = 2,772,102,186.94/52,156.86
  6. Step 6: Final answer
    x = 53,149.33

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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.