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Finding the Fourth Proportional to 158,641.59, 237,804.70 and 79,514.31

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Solution

The fourth proportional to 158,641.59, 237,804.70 and 79,514.31 is: 119,192.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,641.59 : 237,804.70 = 79,514.31 : x
  2. Step 2: Convert to fraction form
    158,641.59/237,804.70 = 79,514.31/x
  3. Step 3: Cross multiply
    158,641.59x = 237,804.70 × 79,514.31
  4. Step 4: Simplify right side
    158,641.59x = 18,908,876,635.26
  5. Step 5: Solve for x
    x = 18,908,876,635.26/158,641.59
  6. Step 6: Final answer
    x = 119,192.43

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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.