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Finding the Fourth Proportional to 83,054.01, 124,600.86 and 26,894.18

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Solution

The fourth proportional to 83,054.01, 124,600.86 and 26,894.18 is: 40,347.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,054.01 : 124,600.86 = 26,894.18 : x
  2. Step 2: Convert to fraction form
    83,054.01/124,600.86 = 26,894.18/x
  3. Step 3: Cross multiply
    83,054.01x = 124,600.86 × 26,894.18
  4. Step 4: Simplify right side
    83,054.01x = 3,351,038,268.50
  5. Step 5: Solve for x
    x = 3,351,038,268.50/83,054.01
  6. Step 6: Final answer
    x = 40,347.70

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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.