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Finding the Fourth Proportional to 180,248.07, 270,369.12 and 53,888.61

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Solution

The fourth proportional to 180,248.07, 270,369.12 and 53,888.61 is: 80,832.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,248.07 : 270,369.12 = 53,888.61 : x
  2. Step 2: Convert to fraction form
    180,248.07/270,369.12 = 53,888.61/x
  3. Step 3: Cross multiply
    180,248.07x = 270,369.12 × 53,888.61
  4. Step 4: Simplify right side
    180,248.07x = 14,569,816,063.72
  5. Step 5: Solve for x
    x = 14,569,816,063.72/180,248.07
  6. Step 6: Final answer
    x = 80,832.02

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1.5x scale

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.