Home / 351,393.24-527,188.28-141,178.80

Finding the Fourth Proportional to 351,393.24, 527,188.28 and 141,178.80

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Solution

The fourth proportional to 351,393.24, 527,188.28 and 141,178.80 is: 211,807.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,393.24 : 527,188.28 = 141,178.80 : x
  2. Step 2: Convert to fraction form
    351,393.24/527,188.28 = 141,178.80/x
  3. Step 3: Cross multiply
    351,393.24x = 527,188.28 × 141,178.80
  4. Step 4: Simplify right side
    351,393.24x = 74,427,808,744.46
  5. Step 5: Solve for x
    x = 74,427,808,744.46/351,393.24
  6. Step 6: Final answer
    x = 211,807.74

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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.