Home / 152,728.92-229,038.48-52,862.04

Finding the Fourth Proportional to 152,728.92, 229,038.48 and 52,862.04

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Solution

The fourth proportional to 152,728.92, 229,038.48 and 52,862.04 is: 79,274.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,728.92 : 229,038.48 = 52,862.04 : x
  2. Step 2: Convert to fraction form
    152,728.92/229,038.48 = 52,862.04/x
  3. Step 3: Cross multiply
    152,728.92x = 229,038.48 × 52,862.04
  4. Step 4: Simplify right side
    152,728.92x = 12,107,441,291.30
  5. Step 5: Solve for x
    x = 12,107,441,291.30/152,728.92
  6. Step 6: Final answer
    x = 79,274.06

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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.