Home / 149,621.51-224,432.19-64,213.85

Finding the Fourth Proportional to 149,621.51, 224,432.19 and 64,213.85

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Solution

The fourth proportional to 149,621.51, 224,432.19 and 64,213.85 is: 96,320.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,621.51 : 224,432.19 = 64,213.85 : x
  2. Step 2: Convert to fraction form
    149,621.51/224,432.19 = 64,213.85/x
  3. Step 3: Cross multiply
    149,621.51x = 224,432.19 × 64,213.85
  4. Step 4: Simplify right side
    149,621.51x = 14,411,654,983.83
  5. Step 5: Solve for x
    x = 14,411,654,983.83/149,621.51
  6. Step 6: Final answer
    x = 96,320.74

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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.