Home / 66,462.03-91,716.93-38,167.92

Finding the Fourth Proportional to 66,462.03, 91,716.93 and 38,167.92

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Solution

The fourth proportional to 66,462.03, 91,716.93 and 38,167.92 is: 52,671.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,462.03 : 91,716.93 = 38,167.92 : x
  2. Step 2: Convert to fraction form
    66,462.03/91,716.93 = 38,167.92/x
  3. Step 3: Cross multiply
    66,462.03x = 91,716.93 × 38,167.92
  4. Step 4: Simplify right side
    66,462.03x = 3,500,644,446.89
  5. Step 5: Solve for x
    x = 3,500,644,446.89/66,462.03
  6. Step 6: Final answer
    x = 52,671.34

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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.