Home / 155,221.72-233,869.80-140,246.24

Finding the Fourth Proportional to 155,221.72, 233,869.80 and 140,246.24

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Solution

The fourth proportional to 155,221.72, 233,869.80 and 140,246.24 is: 211,306.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,221.72 : 233,869.80 = 140,246.24 : x
  2. Step 2: Convert to fraction form
    155,221.72/233,869.80 = 140,246.24/x
  3. Step 3: Cross multiply
    155,221.72x = 233,869.80 × 140,246.24
  4. Step 4: Simplify right side
    155,221.72x = 32,799,360,099.55
  5. Step 5: Solve for x
    x = 32,799,360,099.55/155,221.72
  6. Step 6: Final answer
    x = 211,306.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.