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Finding the Fourth Proportional to 251,656.79, 377,169.13 and 150,529.45

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Solution

The fourth proportional to 251,656.79, 377,169.13 and 150,529.45 is: 225,605.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,656.79 : 377,169.13 = 150,529.45 : x
  2. Step 2: Convert to fraction form
    251,656.79/377,169.13 = 150,529.45/x
  3. Step 3: Cross multiply
    251,656.79x = 377,169.13 × 150,529.45
  4. Step 4: Simplify right side
    251,656.79x = 56,775,060,943.23
  5. Step 5: Solve for x
    x = 56,775,060,943.23/251,656.79
  6. Step 6: Final answer
    x = 225,605.12

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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.