Home / 85,024.16-127,484.40-32,377.40

Finding the Fourth Proportional to 85,024.16, 127,484.40 and 32,377.40

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Solution

The fourth proportional to 85,024.16, 127,484.40 and 32,377.40 is: 48,546.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,024.16 : 127,484.40 = 32,377.40 : x
  2. Step 2: Convert to fraction form
    85,024.16/127,484.40 = 32,377.40/x
  3. Step 3: Cross multiply
    85,024.16x = 127,484.40 × 32,377.40
  4. Step 4: Simplify right side
    85,024.16x = 4,127,613,412.56
  5. Step 5: Solve for x
    x = 4,127,613,412.56/85,024.16
  6. Step 6: Final answer
    x = 48,546.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.