Home / 86,044.22-129,084.55-26,884.35

Finding the Fourth Proportional to 86,044.22, 129,084.55 and 26,884.35

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Solution

The fourth proportional to 86,044.22, 129,084.55 and 26,884.35 is: 40,332.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,044.22 : 129,084.55 = 26,884.35 : x
  2. Step 2: Convert to fraction form
    86,044.22/129,084.55 = 26,884.35/x
  3. Step 3: Cross multiply
    86,044.22x = 129,084.55 × 26,884.35
  4. Step 4: Simplify right side
    86,044.22x = 3,470,354,221.79
  5. Step 5: Solve for x
    x = 3,470,354,221.79/86,044.22
  6. Step 6: Final answer
    x = 40,332.22

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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.