Home / 79,909.16-110,277.29-43,612.59

Finding the Fourth Proportional to 79,909.16, 110,277.29 and 43,612.59

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Solution

The fourth proportional to 79,909.16, 110,277.29 and 43,612.59 is: 60,186.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,909.16 : 110,277.29 = 43,612.59 : x
  2. Step 2: Convert to fraction form
    79,909.16/110,277.29 = 43,612.59/x
  3. Step 3: Cross multiply
    79,909.16x = 110,277.29 × 43,612.59
  4. Step 4: Simplify right side
    79,909.16x = 4,809,478,235.08
  5. Step 5: Solve for x
    x = 4,809,478,235.08/79,909.16
  6. Step 6: Final answer
    x = 60,186.82

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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.