Home / 63,314.65-87,386.31-40,682.24

Finding the Fourth Proportional to 63,314.65, 87,386.31 and 40,682.24

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Solution

The fourth proportional to 63,314.65, 87,386.31 and 40,682.24 is: 56,149.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,314.65 : 87,386.31 = 40,682.24 : x
  2. Step 2: Convert to fraction form
    63,314.65/87,386.31 = 40,682.24/x
  3. Step 3: Cross multiply
    63,314.65x = 87,386.31 × 40,682.24
  4. Step 4: Simplify right side
    63,314.65x = 3,555,070,836.13
  5. Step 5: Solve for x
    x = 3,555,070,836.13/63,314.65
  6. Step 6: Final answer
    x = 56,149.26

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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.