Home / 63,565.19-87,719.96-35,275.43

Finding the Fourth Proportional to 63,565.19, 87,719.96 and 35,275.43

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Solution

The fourth proportional to 63,565.19, 87,719.96 and 35,275.43 is: 48,680.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,565.19 : 87,719.96 = 35,275.43 : x
  2. Step 2: Convert to fraction form
    63,565.19/87,719.96 = 35,275.43/x
  3. Step 3: Cross multiply
    63,565.19x = 87,719.96 × 35,275.43
  4. Step 4: Simplify right side
    63,565.19x = 3,094,359,308.58
  5. Step 5: Solve for x
    x = 3,094,359,308.58/63,565.19
  6. Step 6: Final answer
    x = 48,680.09

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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.