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Finding the Fourth Proportional to 159,443.88, 239,176.75 and 52,827.63

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Solution

The fourth proportional to 159,443.88, 239,176.75 and 52,827.63 is: 79,245.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,443.88 : 239,176.75 = 52,827.63 : x
  2. Step 2: Convert to fraction form
    159,443.88/239,176.75 = 52,827.63/x
  3. Step 3: Cross multiply
    159,443.88x = 239,176.75 × 52,827.63
  4. Step 4: Simplify right side
    159,443.88x = 12,635,140,853.60
  5. Step 5: Solve for x
    x = 12,635,140,853.60/159,443.88
  6. Step 6: Final answer
    x = 79,245.07

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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.