Home / 251,011.13-375,575.61-149,437.66

Finding the Fourth Proportional to 251,011.13, 375,575.61 and 149,437.66

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Solution

The fourth proportional to 251,011.13, 375,575.61 and 149,437.66 is: 223,596.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,011.13 : 375,575.61 = 149,437.66 : x
  2. Step 2: Convert to fraction form
    251,011.13/375,575.61 = 149,437.66/x
  3. Step 3: Cross multiply
    251,011.13x = 375,575.61 × 149,437.66
  4. Step 4: Simplify right side
    251,011.13x = 56,125,140,311.47
  5. Step 5: Solve for x
    x = 56,125,140,311.47/251,011.13
  6. Step 6: Final answer
    x = 223,596.22

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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.