Home / 132,311.48-182,590.08-71,881.62

Finding the Fourth Proportional to 132,311.48, 182,590.08 and 71,881.62

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Solution

The fourth proportional to 132,311.48, 182,590.08 and 71,881.62 is: 99,196.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,311.48 : 182,590.08 = 71,881.62 : x
  2. Step 2: Convert to fraction form
    132,311.48/182,590.08 = 71,881.62/x
  3. Step 3: Cross multiply
    132,311.48x = 182,590.08 × 71,881.62
  4. Step 4: Simplify right side
    132,311.48x = 13,124,870,746.33
  5. Step 5: Solve for x
    x = 13,124,870,746.33/132,311.48
  6. Step 6: Final answer
    x = 99,196.76

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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.