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Finding the Fourth Proportional to 83,329.84, 114,994.35 and 45,088.55

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Solution

The fourth proportional to 83,329.84, 114,994.35 and 45,088.55 is: 62,221.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,329.84 : 114,994.35 = 45,088.55 : x
  2. Step 2: Convert to fraction form
    83,329.84/114,994.35 = 45,088.55/x
  3. Step 3: Cross multiply
    83,329.84x = 114,994.35 × 45,088.55
  4. Step 4: Simplify right side
    83,329.84x = 5,184,928,165.73
  5. Step 5: Solve for x
    x = 5,184,928,165.73/83,329.84
  6. Step 6: Final answer
    x = 62,221.75

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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.