Home / 127,442.83-175,864.35-70,081.06

Finding the Fourth Proportional to 127,442.83, 175,864.35 and 70,081.06

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Solution

The fourth proportional to 127,442.83, 175,864.35 and 70,081.06 is: 96,708.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,442.83 : 175,864.35 = 70,081.06 : x
  2. Step 2: Convert to fraction form
    127,442.83/175,864.35 = 70,081.06/x
  3. Step 3: Cross multiply
    127,442.83x = 175,864.35 × 70,081.06
  4. Step 4: Simplify right side
    127,442.83x = 12,324,760,064.21
  5. Step 5: Solve for x
    x = 12,324,760,064.21/127,442.83
  6. Step 6: Final answer
    x = 96,708.15

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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.