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Finding the Fourth Proportional to 149,712.95, 224,733.45 and 93,616.40

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Solution

The fourth proportional to 149,712.95, 224,733.45 and 93,616.40 is: 140,527.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,712.95 : 224,733.45 = 93,616.40 : x
  2. Step 2: Convert to fraction form
    149,712.95/224,733.45 = 93,616.40/x
  3. Step 3: Cross multiply
    149,712.95x = 224,733.45 × 93,616.40
  4. Step 4: Simplify right side
    149,712.95x = 21,038,736,548.58
  5. Step 5: Solve for x
    x = 21,038,736,548.58/149,712.95
  6. Step 6: Final answer
    x = 140,527.17

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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.