Home / 84,686.58-127,019.34-49,167.18

Finding the Fourth Proportional to 84,686.58, 127,019.34 and 49,167.18

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Solution

The fourth proportional to 84,686.58, 127,019.34 and 49,167.18 is: 73,744.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,686.58 : 127,019.34 = 49,167.18 : x
  2. Step 2: Convert to fraction form
    84,686.58/127,019.34 = 49,167.18/x
  3. Step 3: Cross multiply
    84,686.58x = 127,019.34 × 49,167.18
  4. Step 4: Simplify right side
    84,686.58x = 6,245,182,753.26
  5. Step 5: Solve for x
    x = 6,245,182,753.26/84,686.58
  6. Step 6: Final answer
    x = 73,744.66

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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.