Home / 55,864.22-77,096.91-31,998.38

Finding the Fourth Proportional to 55,864.22, 77,096.91 and 31,998.38

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Solution

The fourth proportional to 55,864.22, 77,096.91 and 31,998.38 is: 44,160.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,864.22 : 77,096.91 = 31,998.38 : x
  2. Step 2: Convert to fraction form
    55,864.22/77,096.91 = 31,998.38/x
  3. Step 3: Cross multiply
    55,864.22x = 77,096.91 × 31,998.38
  4. Step 4: Simplify right side
    55,864.22x = 2,466,976,223.01
  5. Step 5: Solve for x
    x = 2,466,976,223.01/55,864.22
  6. Step 6: Final answer
    x = 44,160.22

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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.