Home / 84,926.08-117,251.04-54,726.40

Finding the Fourth Proportional to 84,926.08, 117,251.04 and 54,726.40

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Solution

The fourth proportional to 84,926.08, 117,251.04 and 54,726.40 is: 75,556.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,926.08 : 117,251.04 = 54,726.40 : x
  2. Step 2: Convert to fraction form
    84,926.08/117,251.04 = 54,726.40/x
  3. Step 3: Cross multiply
    84,926.08x = 117,251.04 × 54,726.40
  4. Step 4: Simplify right side
    84,926.08x = 6,416,727,315.46
  5. Step 5: Solve for x
    x = 6,416,727,315.46/84,926.08
  6. Step 6: Final answer
    x = 75,556.62

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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.