Home / 79,418.13-109,597.02-45,884.13

Finding the Fourth Proportional to 79,418.13, 109,597.02 and 45,884.13

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Solution

The fourth proportional to 79,418.13, 109,597.02 and 45,884.13 is: 63,320.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,418.13 : 109,597.02 = 45,884.13 : x
  2. Step 2: Convert to fraction form
    79,418.13/109,597.02 = 45,884.13/x
  3. Step 3: Cross multiply
    79,418.13x = 109,597.02 × 45,884.13
  4. Step 4: Simplify right side
    79,418.13x = 5,028,763,913.29
  5. Step 5: Solve for x
    x = 5,028,763,913.29/79,418.13
  6. Step 6: Final answer
    x = 63,320.10

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1.5x scale

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.