Home / 63,719.07-87,934.53-35,039.91

Finding the Fourth Proportional to 63,719.07, 87,934.53 and 35,039.91

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Solution

The fourth proportional to 63,719.07, 87,934.53 and 35,039.91 is: 48,356.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,719.07 : 87,934.53 = 35,039.91 : x
  2. Step 2: Convert to fraction form
    63,719.07/87,934.53 = 35,039.91/x
  3. Step 3: Cross multiply
    63,719.07x = 87,934.53 × 35,039.91
  4. Step 4: Simplify right side
    63,719.07x = 3,081,217,402.22
  5. Step 5: Solve for x
    x = 3,081,217,402.22/63,719.07
  6. Step 6: Final answer
    x = 48,356.29

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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.