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Finding the Fourth Proportional to 149,437.71, 224,187.55 and 70,508.88

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Solution

The fourth proportional to 149,437.71, 224,187.55 and 70,508.88 is: 105,777.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,437.71 : 224,187.55 = 70,508.88 : x
  2. Step 2: Convert to fraction form
    149,437.71/224,187.55 = 70,508.88/x
  3. Step 3: Cross multiply
    149,437.71x = 224,187.55 × 70,508.88
  4. Step 4: Simplify right side
    149,437.71x = 15,807,212,884.17
  5. Step 5: Solve for x
    x = 15,807,212,884.17/149,437.71
  6. Step 6: Final answer
    x = 105,777.94

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1.5x scale

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.