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Finding the Fourth Proportional to 310,049.04, 465,061.32 and 88,433.04

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Solution

The fourth proportional to 310,049.04, 465,061.32 and 88,433.04 is: 132,646.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,049.04 : 465,061.32 = 88,433.04 : x
  2. Step 2: Convert to fraction form
    310,049.04/465,061.32 = 88,433.04/x
  3. Step 3: Cross multiply
    310,049.04x = 465,061.32 × 88,433.04
  4. Step 4: Simplify right side
    310,049.04x = 41,126,786,314.01
  5. Step 5: Solve for x
    x = 41,126,786,314.01/310,049.04
  6. Step 6: Final answer
    x = 132,646.07

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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.