Home / 84,101.73-126,152.59-34,181.63

Finding the Fourth Proportional to 84,101.73, 126,152.59 and 34,181.63

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Solution

The fourth proportional to 84,101.73, 126,152.59 and 34,181.63 is: 51,272.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,101.73 : 126,152.59 = 34,181.63 : x
  2. Step 2: Convert to fraction form
    84,101.73/126,152.59 = 34,181.63/x
  3. Step 3: Cross multiply
    84,101.73x = 126,152.59 × 34,181.63
  4. Step 4: Simplify right side
    84,101.73x = 4,312,101,154.92
  5. Step 5: Solve for x
    x = 4,312,101,154.92/84,101.73
  6. Step 6: Final answer
    x = 51,272.44

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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.