Home / 230,216.55-345,062.96-140,060.53

Finding the Fourth Proportional to 230,216.55, 345,062.96 and 140,060.53

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Solution

The fourth proportional to 230,216.55, 345,062.96 and 140,060.53 is: 209,931.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,216.55 : 345,062.96 = 140,060.53 : x
  2. Step 2: Convert to fraction form
    230,216.55/345,062.96 = 140,060.53/x
  3. Step 3: Cross multiply
    230,216.55x = 345,062.96 × 140,060.53
  4. Step 4: Simplify right side
    230,216.55x = 48,329,699,335.65
  5. Step 5: Solve for x
    x = 48,329,699,335.65/230,216.55
  6. Step 6: Final answer
    x = 209,931.47

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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.