Home / 295,250.20-442,875.30-162,539.80

Finding the Fourth Proportional to 295,250.20, 442,875.30 and 162,539.80

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Solution

The fourth proportional to 295,250.20, 442,875.30 and 162,539.80 is: 243,809.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,250.20 : 442,875.30 = 162,539.80 : x
  2. Step 2: Convert to fraction form
    295,250.20/442,875.30 = 162,539.80/x
  3. Step 3: Cross multiply
    295,250.20x = 442,875.30 × 162,539.80
  4. Step 4: Simplify right side
    295,250.20x = 71,984,862,686.94
  5. Step 5: Solve for x
    x = 71,984,862,686.94/295,250.20
  6. Step 6: Final answer
    x = 243,809.70

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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.