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Finding the Fourth Proportional to 134,314.20, 201,240.90 and 64,042.20

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Solution

The fourth proportional to 134,314.20, 201,240.90 and 64,042.20 is: 95,953.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,314.20 : 201,240.90 = 64,042.20 : x
  2. Step 2: Convert to fraction form
    134,314.20/201,240.90 = 64,042.20/x
  3. Step 3: Cross multiply
    134,314.20x = 201,240.90 × 64,042.20
  4. Step 4: Simplify right side
    134,314.20x = 12,887,909,965.98
  5. Step 5: Solve for x
    x = 12,887,909,965.98/134,314.20
  6. Step 6: Final answer
    x = 95,953.44

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1.5x scale

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.