Home / 85,026.83-117,337.14-47,301.08

Finding the Fourth Proportional to 85,026.83, 117,337.14 and 47,301.08

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Solution

The fourth proportional to 85,026.83, 117,337.14 and 47,301.08 is: 65,275.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,026.83 : 117,337.14 = 47,301.08 : x
  2. Step 2: Convert to fraction form
    85,026.83/117,337.14 = 47,301.08/x
  3. Step 3: Cross multiply
    85,026.83x = 117,337.14 × 47,301.08
  4. Step 4: Simplify right side
    85,026.83x = 5,550,172,859.43
  5. Step 5: Solve for x
    x = 5,550,172,859.43/85,026.83
  6. Step 6: Final answer
    x = 65,275.55

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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.