Home / 132,152.70-182,370.86-71,723.39

Finding the Fourth Proportional to 132,152.70, 182,370.86 and 71,723.39

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Solution

The fourth proportional to 132,152.70, 182,370.86 and 71,723.39 is: 98,978.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,152.70 : 182,370.86 = 71,723.39 : x
  2. Step 2: Convert to fraction form
    132,152.70/182,370.86 = 71,723.39/x
  3. Step 3: Cross multiply
    132,152.70x = 182,370.86 × 71,723.39
  4. Step 4: Simplify right side
    132,152.70x = 13,080,255,045.94
  5. Step 5: Solve for x
    x = 13,080,255,045.94/132,152.70
  6. Step 6: Final answer
    x = 98,978.34

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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.