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Finding the Fourth Proportional to 85,502.62, 117,932.40 and 60,014.68

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Solution

The fourth proportional to 85,502.62, 117,932.40 and 60,014.68 is: 82,777.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,502.62 : 117,932.40 = 60,014.68 : x
  2. Step 2: Convert to fraction form
    85,502.62/117,932.40 = 60,014.68/x
  3. Step 3: Cross multiply
    85,502.62x = 117,932.40 × 60,014.68
  4. Step 4: Simplify right side
    85,502.62x = 7,077,675,247.63
  5. Step 5: Solve for x
    x = 7,077,675,247.63/85,502.62
  6. Step 6: Final answer
    x = 82,777.29

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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.