Home / 79,407.02-109,581.91-43,599.35

Finding the Fourth Proportional to 79,407.02, 109,581.91 and 43,599.35

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Solution

The fourth proportional to 79,407.02, 109,581.91 and 43,599.35 is: 60,167.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,407.02 : 109,581.91 = 43,599.35 : x
  2. Step 2: Convert to fraction form
    79,407.02/109,581.91 = 43,599.35/x
  3. Step 3: Cross multiply
    79,407.02x = 109,581.91 × 43,599.35
  4. Step 4: Simplify right side
    79,407.02x = 4,777,700,281.20
  5. Step 5: Solve for x
    x = 4,777,700,281.20/79,407.02
  6. Step 6: Final answer
    x = 60,167.23

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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.