Home / 112,998.38-155,937.76-62,697.38

Finding the Fourth Proportional to 112,998.38, 155,937.76 and 62,697.38

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Solution

The fourth proportional to 112,998.38, 155,937.76 and 62,697.38 is: 86,522.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,998.38 : 155,937.76 = 62,697.38 : x
  2. Step 2: Convert to fraction form
    112,998.38/155,937.76 = 62,697.38/x
  3. Step 3: Cross multiply
    112,998.38x = 155,937.76 × 62,697.38
  4. Step 4: Simplify right side
    112,998.38x = 9,776,888,058.64
  5. Step 5: Solve for x
    x = 9,776,888,058.64/112,998.38
  6. Step 6: Final answer
    x = 86,522.38

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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.