Home / 79,508.08-109,727.42-45,527.26

Finding the Fourth Proportional to 79,508.08, 109,727.42 and 45,527.26

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Solution

The fourth proportional to 79,508.08, 109,727.42 and 45,527.26 is: 62,831.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,508.08 : 109,727.42 = 45,527.26 : x
  2. Step 2: Convert to fraction form
    79,508.08/109,727.42 = 45,527.26/x
  3. Step 3: Cross multiply
    79,508.08x = 109,727.42 × 45,527.26
  4. Step 4: Simplify right side
    79,508.08x = 4,995,588,779.47
  5. Step 5: Solve for x
    x = 4,995,588,779.47/79,508.08
  6. Step 6: Final answer
    x = 62,831.21

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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.