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Finding the Fourth Proportional to 84,660.96, 127,017.88 and 50,963.88

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Solution

The fourth proportional to 84,660.96, 127,017.88 and 50,963.88 is: 76,461.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,660.96 : 127,017.88 = 50,963.88 : x
  2. Step 2: Convert to fraction form
    84,660.96/127,017.88 = 50,963.88/x
  3. Step 3: Cross multiply
    84,660.96x = 127,017.88 × 50,963.88
  4. Step 4: Simplify right side
    84,660.96x = 6,473,323,994.17
  5. Step 5: Solve for x
    x = 6,473,323,994.17/84,660.96
  6. Step 6: Final answer
    x = 76,461.74

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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.