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Finding the Fourth Proportional to 239,587.56, 359,415.74 and 79,609.08

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Solution

The fourth proportional to 239,587.56, 359,415.74 and 79,609.08 is: 119,425.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,587.56 : 359,415.74 = 79,609.08 : x
  2. Step 2: Convert to fraction form
    239,587.56/359,415.74 = 79,609.08/x
  3. Step 3: Cross multiply
    239,587.56x = 359,415.74 × 79,609.08
  4. Step 4: Simplify right side
    239,587.56x = 28,612,756,398.92
  5. Step 5: Solve for x
    x = 28,612,756,398.92/239,587.56
  6. Step 6: Final answer
    x = 119,425.05

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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.