Home / 52,148.17-71,960.03-29,486.05

Finding the Fourth Proportional to 52,148.17, 71,960.03 and 29,486.05

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Solution

The fourth proportional to 52,148.17, 71,960.03 and 29,486.05 is: 40,688.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,148.17 : 71,960.03 = 29,486.05 : x
  2. Step 2: Convert to fraction form
    52,148.17/71,960.03 = 29,486.05/x
  3. Step 3: Cross multiply
    52,148.17x = 71,960.03 × 29,486.05
  4. Step 4: Simplify right side
    52,148.17x = 2,121,816,895.15
  5. Step 5: Solve for x
    x = 2,121,816,895.15/52,148.17
  6. Step 6: Final answer
    x = 40,688.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.