Home / 151,701.60-227,558.10-39,378.90

Finding the Fourth Proportional to 151,701.60, 227,558.10 and 39,378.90

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Solution

The fourth proportional to 151,701.60, 227,558.10 and 39,378.90 is: 59,069.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,701.60 : 227,558.10 = 39,378.90 : x
  2. Step 2: Convert to fraction form
    151,701.60/227,558.10 = 39,378.90/x
  3. Step 3: Cross multiply
    151,701.60x = 227,558.10 × 39,378.90
  4. Step 4: Simplify right side
    151,701.60x = 8,960,987,664.09
  5. Step 5: Solve for x
    x = 8,960,987,664.09/151,701.60
  6. Step 6: Final answer
    x = 59,069.83

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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.