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Finding the Fourth Proportional to 122,330.88, 168,823.44 and 92,061.84

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Solution

The fourth proportional to 122,330.88, 168,823.44 and 92,061.84 is: 127,050.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,330.88 : 168,823.44 = 92,061.84 : x
  2. Step 2: Convert to fraction form
    122,330.88/168,823.44 = 92,061.84/x
  3. Step 3: Cross multiply
    122,330.88x = 168,823.44 × 92,061.84
  4. Step 4: Simplify right side
    122,330.88x = 15,542,196,521.53
  5. Step 5: Solve for x
    x = 15,542,196,521.53/122,330.88
  6. Step 6: Final answer
    x = 127,050.48

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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.