Home / 149,712.45-224,732.70-93,615.90

Finding the Fourth Proportional to 149,712.45, 224,732.70 and 93,615.90

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Solution

The fourth proportional to 149,712.45, 224,732.70 and 93,615.90 is: 140,526.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,712.45 : 224,732.70 = 93,615.90 : x
  2. Step 2: Convert to fraction form
    149,712.45/224,732.70 = 93,615.90/x
  3. Step 3: Cross multiply
    149,712.45x = 224,732.70 × 93,615.90
  4. Step 4: Simplify right side
    149,712.45x = 21,038,553,969.93
  5. Step 5: Solve for x
    x = 21,038,553,969.93/149,712.45
  6. Step 6: Final answer
    x = 140,526.42

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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.