Home / 102,774.42-141,847.20-60,335.28

Finding the Fourth Proportional to 102,774.42, 141,847.20 and 60,335.28

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Solution

The fourth proportional to 102,774.42, 141,847.20 and 60,335.28 is: 83,273.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,774.42 : 141,847.20 = 60,335.28 : x
  2. Step 2: Convert to fraction form
    102,774.42/141,847.20 = 60,335.28/x
  3. Step 3: Cross multiply
    102,774.42x = 141,847.20 × 60,335.28
  4. Step 4: Simplify right side
    102,774.42x = 8,558,390,529.22
  5. Step 5: Solve for x
    x = 8,558,390,529.22/102,774.42
  6. Step 6: Final answer
    x = 83,273.55

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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.