Home / 65,132.48-89,923.14-49,996.16

Finding the Fourth Proportional to 65,132.48, 89,923.14 and 49,996.16

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Solution

The fourth proportional to 65,132.48, 89,923.14 and 49,996.16 is: 69,025.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,132.48 : 89,923.14 = 49,996.16 : x
  2. Step 2: Convert to fraction form
    65,132.48/89,923.14 = 49,996.16/x
  3. Step 3: Cross multiply
    65,132.48x = 89,923.14 × 49,996.16
  4. Step 4: Simplify right side
    65,132.48x = 4,495,811,695.14
  5. Step 5: Solve for x
    x = 4,495,811,695.14/65,132.48
  6. Step 6: Final answer
    x = 69,025.65

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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.