Home / 75,710.40-113,567.42-36,224.11

Finding the Fourth Proportional to 75,710.40, 113,567.42 and 36,224.11

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Solution

The fourth proportional to 75,710.40, 113,567.42 and 36,224.11 is: 54,337.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,710.40 : 113,567.42 = 36,224.11 : x
  2. Step 2: Convert to fraction form
    75,710.40/113,567.42 = 36,224.11/x
  3. Step 3: Cross multiply
    75,710.40x = 113,567.42 × 36,224.11
  4. Step 4: Simplify right side
    75,710.40x = 4,113,878,743.26
  5. Step 5: Solve for x
    x = 4,113,878,743.26/75,710.40
  6. Step 6: Final answer
    x = 54,337.04

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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.