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Finding the Fourth Proportional to 92,480.64, 127,622.60 and 50,038.56

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Solution

The fourth proportional to 92,480.64, 127,622.60 and 50,038.56 is: 69,052.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,480.64 : 127,622.60 = 50,038.56 : x
  2. Step 2: Convert to fraction form
    92,480.64/127,622.60 = 50,038.56/x
  3. Step 3: Cross multiply
    92,480.64x = 127,622.60 × 50,038.56
  4. Step 4: Simplify right side
    92,480.64x = 6,386,051,127.46
  5. Step 5: Solve for x
    x = 6,386,051,127.46/92,480.64
  6. Step 6: Final answer
    x = 69,052.84

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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.