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Finding the Fourth Proportional to 124,594.80, 186,935.40 and 54,524.40

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Solution

The fourth proportional to 124,594.80, 186,935.40 and 54,524.40 is: 81,805.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,594.80 : 186,935.40 = 54,524.40 : x
  2. Step 2: Convert to fraction form
    124,594.80/186,935.40 = 54,524.40/x
  3. Step 3: Cross multiply
    124,594.80x = 186,935.40 × 54,524.40
  4. Step 4: Simplify right side
    124,594.80x = 10,192,540,523.76
  5. Step 5: Solve for x
    x = 10,192,540,523.76/124,594.80
  6. Step 6: Final answer
    x = 81,805.50

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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.