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Finding the Fourth Proportional to 134,698.72, 202,026.28 and 63,621.24

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Solution

The fourth proportional to 134,698.72, 202,026.28 and 63,621.24 is: 95,421.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,698.72 : 202,026.28 = 63,621.24 : x
  2. Step 2: Convert to fraction form
    134,698.72/202,026.28 = 63,621.24/x
  3. Step 3: Cross multiply
    134,698.72x = 202,026.28 × 63,621.24
  4. Step 4: Simplify right side
    134,698.72x = 12,853,162,446.19
  5. Step 5: Solve for x
    x = 12,853,162,446.19/134,698.72
  6. Step 6: Final answer
    x = 95,421.56

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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.