Home / 85,276.43-127,877.48-24,473.31

Finding the Fourth Proportional to 85,276.43, 127,877.48 and 24,473.31

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Solution

The fourth proportional to 85,276.43, 127,877.48 and 24,473.31 is: 36,699.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,276.43 : 127,877.48 = 24,473.31 : x
  2. Step 2: Convert to fraction form
    85,276.43/127,877.48 = 24,473.31/x
  3. Step 3: Cross multiply
    85,276.43x = 127,877.48 × 24,473.31
  4. Step 4: Simplify right side
    85,276.43x = 3,129,584,631.85
  5. Step 5: Solve for x
    x = 3,129,584,631.85/85,276.43
  6. Step 6: Final answer
    x = 36,699.29

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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.