Home / 61,182.32-91,625.28-31,117.46

Finding the Fourth Proportional to 61,182.32, 91,625.28 and 31,117.46

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Solution

The fourth proportional to 61,182.32, 91,625.28 and 31,117.46 is: 46,600.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,182.32 : 91,625.28 = 31,117.46 : x
  2. Step 2: Convert to fraction form
    61,182.32/91,625.28 = 31,117.46/x
  3. Step 3: Cross multiply
    61,182.32x = 91,625.28 × 31,117.46
  4. Step 4: Simplify right side
    61,182.32x = 2,851,145,985.39
  5. Step 5: Solve for x
    x = 2,851,145,985.39/61,182.32
  6. Step 6: Final answer
    x = 46,600.82

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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.