Home / 84,050.06-126,084.33-34,122.92

Finding the Fourth Proportional to 84,050.06, 126,084.33 and 34,122.92

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Solution

The fourth proportional to 84,050.06, 126,084.33 and 34,122.92 is: 51,188.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,050.06 : 126,084.33 = 34,122.92 : x
  2. Step 2: Convert to fraction form
    84,050.06/126,084.33 = 34,122.92/x
  3. Step 3: Cross multiply
    84,050.06x = 126,084.33 × 34,122.92
  4. Step 4: Simplify right side
    84,050.06x = 4,302,364,875.42
  5. Step 5: Solve for x
    x = 4,302,364,875.42/84,050.06
  6. Step 6: Final answer
    x = 51,188.13

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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.