Home / 88,695.12-122,396.22-52,866.66

Finding the Fourth Proportional to 88,695.12, 122,396.22 and 52,866.66

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Solution

The fourth proportional to 88,695.12, 122,396.22 and 52,866.66 is: 72,954.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,695.12 : 122,396.22 = 52,866.66 : x
  2. Step 2: Convert to fraction form
    88,695.12/122,396.22 = 52,866.66/x
  3. Step 3: Cross multiply
    88,695.12x = 122,396.22 × 52,866.66
  4. Step 4: Simplify right side
    88,695.12x = 6,470,679,348.03
  5. Step 5: Solve for x
    x = 6,470,679,348.03/88,695.12
  6. Step 6: Final answer
    x = 72,954.18

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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.