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Finding the Fourth Proportional to 85,062.60, 127,598.76 and 32,476.32

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Solution

The fourth proportional to 85,062.60, 127,598.76 and 32,476.32 is: 48,716.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,062.60 : 127,598.76 = 32,476.32 : x
  2. Step 2: Convert to fraction form
    85,062.60/127,598.76 = 32,476.32/x
  3. Step 3: Cross multiply
    85,062.60x = 127,598.76 × 32,476.32
  4. Step 4: Simplify right side
    85,062.60x = 4,143,938,161.36
  5. Step 5: Solve for x
    x = 4,143,938,161.36/85,062.60
  6. Step 6: Final answer
    x = 48,716.34

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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.