Home / 152,456.04-228,720.40-52,617.11

Finding the Fourth Proportional to 152,456.04, 228,720.40 and 52,617.11

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Solution

The fourth proportional to 152,456.04, 228,720.40 and 52,617.11 is: 78,938.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,456.04 : 228,720.40 = 52,617.11 : x
  2. Step 2: Convert to fraction form
    152,456.04/228,720.40 = 52,617.11/x
  3. Step 3: Cross multiply
    152,456.04x = 228,720.40 × 52,617.11
  4. Step 4: Simplify right side
    152,456.04x = 12,034,605,170.90
  5. Step 5: Solve for x
    x = 12,034,605,170.90/152,456.04
  6. Step 6: Final answer
    x = 78,938.20

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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.