Home / 92,052.18-127,115.19-58,120.74

Finding the Fourth Proportional to 92,052.18, 127,115.19 and 58,120.74

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Solution

The fourth proportional to 92,052.18, 127,115.19 and 58,120.74 is: 80,259.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,052.18 : 127,115.19 = 58,120.74 : x
  2. Step 2: Convert to fraction form
    92,052.18/127,115.19 = 58,120.74/x
  3. Step 3: Cross multiply
    92,052.18x = 127,115.19 × 58,120.74
  4. Step 4: Simplify right side
    92,052.18x = 7,388,028,908.04
  5. Step 5: Solve for x
    x = 7,388,028,908.04/92,052.18
  6. Step 6: Final answer
    x = 80,259.14

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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.