Home / 132,039.32-182,214.36-71,609.94

Finding the Fourth Proportional to 132,039.32, 182,214.36 and 71,609.94

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Solution

The fourth proportional to 132,039.32, 182,214.36 and 71,609.94 is: 98,821.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,039.32 : 182,214.36 = 71,609.94 : x
  2. Step 2: Convert to fraction form
    132,039.32/182,214.36 = 71,609.94/x
  3. Step 3: Cross multiply
    132,039.32x = 182,214.36 × 71,609.94
  4. Step 4: Simplify right side
    132,039.32x = 13,048,359,386.74
  5. Step 5: Solve for x
    x = 13,048,359,386.74/132,039.32
  6. Step 6: Final answer
    x = 98,821.77

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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.