Home / 90,053.19-124,279.29-59,791.14

Finding the Fourth Proportional to 90,053.19, 124,279.29 and 59,791.14

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Solution

The fourth proportional to 90,053.19, 124,279.29 and 59,791.14 is: 82,515.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,053.19 : 124,279.29 = 59,791.14 : x
  2. Step 2: Convert to fraction form
    90,053.19/124,279.29 = 59,791.14/x
  3. Step 3: Cross multiply
    90,053.19x = 124,279.29 × 59,791.14
  4. Step 4: Simplify right side
    90,053.19x = 7,430,800,427.49
  5. Step 5: Solve for x
    x = 7,430,800,427.49/90,053.19
  6. Step 6: Final answer
    x = 82,515.68

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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.