Home / 113,013.83-155,961.07-62,031.33

Finding the Fourth Proportional to 113,013.83, 155,961.07 and 62,031.33

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Solution

The fourth proportional to 113,013.83, 155,961.07 and 62,031.33 is: 85,604.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,013.83 : 155,961.07 = 62,031.33 : x
  2. Step 2: Convert to fraction form
    113,013.83/155,961.07 = 62,031.33/x
  3. Step 3: Cross multiply
    113,013.83x = 155,961.07 × 62,031.33
  4. Step 4: Simplify right side
    113,013.83x = 9,674,472,290.17
  5. Step 5: Solve for x
    x = 9,674,472,290.17/113,013.83
  6. Step 6: Final answer
    x = 85,604.32

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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.