Home / 79,342.66-109,393.24-58,085.02

Finding the Fourth Proportional to 79,342.66, 109,393.24 and 58,085.02

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Solution

The fourth proportional to 79,342.66, 109,393.24 and 58,085.02 is: 80,084.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,342.66 : 109,393.24 = 58,085.02 : x
  2. Step 2: Convert to fraction form
    79,342.66/109,393.24 = 58,085.02/x
  3. Step 3: Cross multiply
    79,342.66x = 109,393.24 × 58,085.02
  4. Step 4: Simplify right side
    79,342.66x = 6,354,107,695.87
  5. Step 5: Solve for x
    x = 6,354,107,695.87/79,342.66
  6. Step 6: Final answer
    x = 80,084.38

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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.