Home / 63,565-87,719.70-35,275.24

Finding the Fourth Proportional to 63,565, 87,719.70 and 35,275.24

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Solution

The fourth proportional to 63,565, 87,719.70 and 35,275.24 is: 48,679.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,565 : 87,719.70 = 35,275.24 : x
  2. Step 2: Convert to fraction form
    63,565/87,719.70 = 35,275.24/x
  3. Step 3: Cross multiply
    63,565x = 87,719.70 × 35,275.24
  4. Step 4: Simplify right side
    63,565x = 3,094,333,470.23
  5. Step 5: Solve for x
    x = 3,094,333,470.23/63,565
  6. Step 6: Final answer
    x = 48,679.83

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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.