Home / 92,746.20-127,989.10-50,304.76

Finding the Fourth Proportional to 92,746.20, 127,989.10 and 50,304.76

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Solution

The fourth proportional to 92,746.20, 127,989.10 and 50,304.76 is: 69,420.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,746.20 : 127,989.10 = 50,304.76 : x
  2. Step 2: Convert to fraction form
    92,746.20/127,989.10 = 50,304.76/x
  3. Step 3: Cross multiply
    92,746.20x = 127,989.10 × 50,304.76
  4. Step 4: Simplify right side
    92,746.20x = 6,438,460,958.12
  5. Step 5: Solve for x
    x = 6,438,460,958.12/92,746.20
  6. Step 6: Final answer
    x = 69,420.21

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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.