Home / 160,581.12-221,603.66-88,965.37

Finding the Fourth Proportional to 160,581.12, 221,603.66 and 88,965.37

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Solution

The fourth proportional to 160,581.12, 221,603.66 and 88,965.37 is: 122,773.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,581.12 : 221,603.66 = 88,965.37 : x
  2. Step 2: Convert to fraction form
    160,581.12/221,603.66 = 88,965.37/x
  3. Step 3: Cross multiply
    160,581.12x = 221,603.66 × 88,965.37
  4. Step 4: Simplify right side
    160,581.12x = 19,715,051,605.25
  5. Step 5: Solve for x
    x = 19,715,051,605.25/160,581.12
  6. Step 6: Final answer
    x = 122,773.16

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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.