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Finding the Fourth Proportional to 149,333.67, 224,016.71 and 74,472.66

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Solution

The fourth proportional to 149,333.67, 224,016.71 and 74,472.66 is: 111,717.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,333.67 : 224,016.71 = 74,472.66 : x
  2. Step 2: Convert to fraction form
    149,333.67/224,016.71 = 74,472.66/x
  3. Step 3: Cross multiply
    149,333.67x = 224,016.71 × 74,472.66
  4. Step 4: Simplify right side
    149,333.67x = 16,683,119,905.79
  5. Step 5: Solve for x
    x = 16,683,119,905.79/149,333.67
  6. Step 6: Final answer
    x = 111,717.07

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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.