Home / 102,549.10-153,823.65-88,552.30

Finding the Fourth Proportional to 102,549.10, 153,823.65 and 88,552.30

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Solution

The fourth proportional to 102,549.10, 153,823.65 and 88,552.30 is: 132,828.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,549.10 : 153,823.65 = 88,552.30 : x
  2. Step 2: Convert to fraction form
    102,549.10/153,823.65 = 88,552.30/x
  3. Step 3: Cross multiply
    102,549.10x = 153,823.65 × 88,552.30
  4. Step 4: Simplify right side
    102,549.10x = 13,621,438,001.90
  5. Step 5: Solve for x
    x = 13,621,438,001.90/102,549.10
  6. Step 6: Final answer
    x = 132,828.45

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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.