Home / 90,189.52-124,407.30-59,562.89

Finding the Fourth Proportional to 90,189.52, 124,407.30 and 59,562.89

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Solution

The fourth proportional to 90,189.52, 124,407.30 and 59,562.89 is: 82,160.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,189.52 : 124,407.30 = 59,562.89 : x
  2. Step 2: Convert to fraction form
    90,189.52/124,407.30 = 59,562.89/x
  3. Step 3: Cross multiply
    90,189.52x = 124,407.30 × 59,562.89
  4. Step 4: Simplify right side
    90,189.52x = 7,410,058,325.10
  5. Step 5: Solve for x
    x = 7,410,058,325.10/90,189.52
  6. Step 6: Final answer
    x = 82,160.97

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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.