Home / 90,535.26-124,954.12-52,287.93

Finding the Fourth Proportional to 90,535.26, 124,954.12 and 52,287.93

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Solution

The fourth proportional to 90,535.26, 124,954.12 and 52,287.93 is: 72,166.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,535.26 : 124,954.12 = 52,287.93 : x
  2. Step 2: Convert to fraction form
    90,535.26/124,954.12 = 52,287.93/x
  3. Step 3: Cross multiply
    90,535.26x = 124,954.12 × 52,287.93
  4. Step 4: Simplify right side
    90,535.26x = 6,533,592,018.33
  5. Step 5: Solve for x
    x = 6,533,592,018.33/90,535.26
  6. Step 6: Final answer
    x = 72,166.27

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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.