Home / 63,719.53-87,937.55-35,429.47

Finding the Fourth Proportional to 63,719.53, 87,937.55 and 35,429.47

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Solution

The fourth proportional to 63,719.53, 87,937.55 and 35,429.47 is: 48,895.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,719.53 : 87,937.55 = 35,429.47 : x
  2. Step 2: Convert to fraction form
    63,719.53/87,937.55 = 35,429.47/x
  3. Step 3: Cross multiply
    63,719.53x = 87,937.55 × 35,429.47
  4. Step 4: Simplify right side
    63,719.53x = 3,115,580,525.47
  5. Step 5: Solve for x
    x = 3,115,580,525.47/63,719.53
  6. Step 6: Final answer
    x = 48,895.22

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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.