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Finding the Fourth Proportional to 147,507.95, 203,364.98 and 96,432.87

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Solution

The fourth proportional to 147,507.95, 203,364.98 and 96,432.87 is: 132,949.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,507.95 : 203,364.98 = 96,432.87 : x
  2. Step 2: Convert to fraction form
    147,507.95/203,364.98 = 96,432.87/x
  3. Step 3: Cross multiply
    147,507.95x = 203,364.98 × 96,432.87
  4. Step 4: Simplify right side
    147,507.95x = 19,611,068,678.89
  5. Step 5: Solve for x
    x = 19,611,068,678.89/147,507.95
  6. Step 6: Final answer
    x = 132,949.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.