Home / 149,939.82-224,983.02-65,688.48

Finding the Fourth Proportional to 149,939.82, 224,983.02 and 65,688.48

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Solution

The fourth proportional to 149,939.82, 224,983.02 and 65,688.48 is: 98,564.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,939.82 : 224,983.02 = 65,688.48 : x
  2. Step 2: Convert to fraction form
    149,939.82/224,983.02 = 65,688.48/x
  3. Step 3: Cross multiply
    149,939.82x = 224,983.02 × 65,688.48
  4. Step 4: Simplify right side
    149,939.82x = 14,778,792,609.61
  5. Step 5: Solve for x
    x = 14,778,792,609.61/149,939.82
  6. Step 6: Final answer
    x = 98,564.83

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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.