Home / 149,680.61-224,360.22-74,652.53

Finding the Fourth Proportional to 149,680.61, 224,360.22 and 74,652.53

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Solution

The fourth proportional to 149,680.61, 224,360.22 and 74,652.53 is: 111,898.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,680.61 : 224,360.22 = 74,652.53 : x
  2. Step 2: Convert to fraction form
    149,680.61/224,360.22 = 74,652.53/x
  3. Step 3: Cross multiply
    149,680.61x = 224,360.22 × 74,652.53
  4. Step 4: Simplify right side
    149,680.61x = 16,749,058,054.36
  5. Step 5: Solve for x
    x = 16,749,058,054.36/149,680.61
  6. Step 6: Final answer
    x = 111,898.65

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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.