Home / 42,167.40-63,261.48-29,711.75

Finding the Fourth Proportional to 42,167.40, 63,261.48 and 29,711.75

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Solution

The fourth proportional to 42,167.40, 63,261.48 and 29,711.75 is: 44,574.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,167.40 : 63,261.48 = 29,711.75 : x
  2. Step 2: Convert to fraction form
    42,167.40/63,261.48 = 29,711.75/x
  3. Step 3: Cross multiply
    42,167.40x = 63,261.48 × 29,711.75
  4. Step 4: Simplify right side
    42,167.40x = 1,879,609,429.35
  5. Step 5: Solve for x
    x = 1,879,609,429.35/42,167.40
  6. Step 6: Final answer
    x = 44,574.94

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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.