Home / 90,654.08-125,019.60-60,014.24

Finding the Fourth Proportional to 90,654.08, 125,019.60 and 60,014.24

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Solution

The fourth proportional to 90,654.08, 125,019.60 and 60,014.24 is: 82,764.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,654.08 : 125,019.60 = 60,014.24 : x
  2. Step 2: Convert to fraction form
    90,654.08/125,019.60 = 60,014.24/x
  3. Step 3: Cross multiply
    90,654.08x = 125,019.60 × 60,014.24
  4. Step 4: Simplify right side
    90,654.08x = 7,502,956,279.10
  5. Step 5: Solve for x
    x = 7,502,956,279.10/90,654.08
  6. Step 6: Final answer
    x = 82,764.68

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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.