Home / 90,287.06-124,562.68-58,473.50

Finding the Fourth Proportional to 90,287.06, 124,562.68 and 58,473.50

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Solution

The fourth proportional to 90,287.06, 124,562.68 and 58,473.50 is: 80,671.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,287.06 : 124,562.68 = 58,473.50 : x
  2. Step 2: Convert to fraction form
    90,287.06/124,562.68 = 58,473.50/x
  3. Step 3: Cross multiply
    90,287.06x = 124,562.68 × 58,473.50
  4. Step 4: Simplify right side
    90,287.06x = 7,283,615,868.98
  5. Step 5: Solve for x
    x = 7,283,615,868.98/90,287.06
  6. Step 6: Final answer
    x = 80,671.76

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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.