Home / 135,107.52-202,552.16-56,281.12

Finding the Fourth Proportional to 135,107.52, 202,552.16 and 56,281.12

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Solution

The fourth proportional to 135,107.52, 202,552.16 and 56,281.12 is: 84,376.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,107.52 : 202,552.16 = 56,281.12 : x
  2. Step 2: Convert to fraction form
    135,107.52/202,552.16 = 56,281.12/x
  3. Step 3: Cross multiply
    135,107.52x = 202,552.16 × 56,281.12
  4. Step 4: Simplify right side
    135,107.52x = 11,399,862,423.22
  5. Step 5: Solve for x
    x = 11,399,862,423.22/135,107.52
  6. Step 6: Final answer
    x = 84,376.22

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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.