Home / 84,722.46-127,042.62-25,547.10

Finding the Fourth Proportional to 84,722.46, 127,042.62 and 25,547.10

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Solution

The fourth proportional to 84,722.46, 127,042.62 and 25,547.10 is: 38,308.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,722.46 : 127,042.62 = 25,547.10 : x
  2. Step 2: Convert to fraction form
    84,722.46/127,042.62 = 25,547.10/x
  3. Step 3: Cross multiply
    84,722.46x = 127,042.62 × 25,547.10
  4. Step 4: Simplify right side
    84,722.46x = 3,245,570,517.40
  5. Step 5: Solve for x
    x = 3,245,570,517.40/84,722.46
  6. Step 6: Final answer
    x = 38,308.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.