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Finding the Fourth Proportional to 175,896.60, 242,722.86 and 99,422.22

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Solution

The fourth proportional to 175,896.60, 242,722.86 and 99,422.22 is: 137,194.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,896.60 : 242,722.86 = 99,422.22 : x
  2. Step 2: Convert to fraction form
    175,896.60/242,722.86 = 99,422.22/x
  3. Step 3: Cross multiply
    175,896.60x = 242,722.86 × 99,422.22
  4. Step 4: Simplify right side
    175,896.60x = 24,132,045,585.95
  5. Step 5: Solve for x
    x = 24,132,045,585.95/175,896.60
  6. Step 6: Final answer
    x = 137,194.50

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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.