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Finding the Fourth Proportional to 92,479.80, 127,621.80 and 50,038.14

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Solution

The fourth proportional to 92,479.80, 127,621.80 and 50,038.14 is: 69,052.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,479.80 : 127,621.80 = 50,038.14 : x
  2. Step 2: Convert to fraction form
    92,479.80/127,621.80 = 50,038.14/x
  3. Step 3: Cross multiply
    92,479.80x = 127,621.80 × 50,038.14
  4. Step 4: Simplify right side
    92,479.80x = 6,385,957,495.45
  5. Step 5: Solve for x
    x = 6,385,957,495.45/92,479.80
  6. Step 6: Final answer
    x = 69,052.46

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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.