Home / 63,565.91-87,720.67-35,271.53

Finding the Fourth Proportional to 63,565.91, 87,720.67 and 35,271.53

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Solution

The fourth proportional to 63,565.91, 87,720.67 and 35,271.53 is: 48,674.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,565.91 : 87,720.67 = 35,271.53 : x
  2. Step 2: Convert to fraction form
    63,565.91/87,720.67 = 35,271.53/x
  3. Step 3: Cross multiply
    63,565.91x = 87,720.67 × 35,271.53
  4. Step 4: Simplify right side
    63,565.91x = 3,094,042,243.53
  5. Step 5: Solve for x
    x = 3,094,042,243.53/63,565.91
  6. Step 6: Final answer
    x = 48,674.55

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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.