Home / 132,147.35-182,363.43-71,717.98

Finding the Fourth Proportional to 132,147.35, 182,363.43 and 71,717.98

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Solution

The fourth proportional to 132,147.35, 182,363.43 and 71,717.98 is: 98,970.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,147.35 : 182,363.43 = 71,717.98 : x
  2. Step 2: Convert to fraction form
    132,147.35/182,363.43 = 71,717.98/x
  3. Step 3: Cross multiply
    132,147.35x = 182,363.43 × 71,717.98
  4. Step 4: Simplify right side
    132,147.35x = 13,078,735,913.65
  5. Step 5: Solve for x
    x = 13,078,735,913.65/132,147.35
  6. Step 6: Final answer
    x = 98,970.86

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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.