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Finding the Fourth Proportional to 107,184.80, 147,902.80 and 59,426.08

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Solution

The fourth proportional to 107,184.80, 147,902.80 and 59,426.08 is: 82,001.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,184.80 : 147,902.80 = 59,426.08 : x
  2. Step 2: Convert to fraction form
    107,184.80/147,902.80 = 59,426.08/x
  3. Step 3: Cross multiply
    107,184.80x = 147,902.80 × 59,426.08
  4. Step 4: Simplify right side
    107,184.80x = 8,789,283,625.02
  5. Step 5: Solve for x
    x = 8,789,283,625.02/107,184.80
  6. Step 6: Final answer
    x = 82,001.21

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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.