Home / 140,382.96-210,432.56-60,473.04

Finding the Fourth Proportional to 140,382.96, 210,432.56 and 60,473.04

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Solution

The fourth proportional to 140,382.96, 210,432.56 and 60,473.04 is: 90,648.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,382.96 : 210,432.56 = 60,473.04 : x
  2. Step 2: Convert to fraction form
    140,382.96/210,432.56 = 60,473.04/x
  3. Step 3: Cross multiply
    140,382.96x = 210,432.56 × 60,473.04
  4. Step 4: Simplify right side
    140,382.96x = 12,725,496,618.18
  5. Step 5: Solve for x
    x = 12,725,496,618.18/140,382.96
  6. Step 6: Final answer
    x = 90,648.44

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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.