Home / 140,595.90-210,887.70-40,753.92

Finding the Fourth Proportional to 140,595.90, 210,887.70 and 40,753.92

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Solution

The fourth proportional to 140,595.90, 210,887.70 and 40,753.92 is: 61,129.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,595.90 : 210,887.70 = 40,753.92 : x
  2. Step 2: Convert to fraction form
    140,595.90/210,887.70 = 40,753.92/x
  3. Step 3: Cross multiply
    140,595.90x = 210,887.70 × 40,753.92
  4. Step 4: Simplify right side
    140,595.90x = 8,594,500,454.78
  5. Step 5: Solve for x
    x = 8,594,500,454.78/140,595.90
  6. Step 6: Final answer
    x = 61,129.10

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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.