Home / 109,879.22-151,632.69-59,577.14

Finding the Fourth Proportional to 109,879.22, 151,632.69 and 59,577.14

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Solution

The fourth proportional to 109,879.22, 151,632.69 and 59,577.14 is: 82,216.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,879.22 : 151,632.69 = 59,577.14 : x
  2. Step 2: Convert to fraction form
    109,879.22/151,632.69 = 59,577.14/x
  3. Step 3: Cross multiply
    109,879.22x = 151,632.69 × 59,577.14
  4. Step 4: Simplify right side
    109,879.22x = 9,033,842,000.71
  5. Step 5: Solve for x
    x = 9,033,842,000.71/109,879.22
  6. Step 6: Final answer
    x = 82,216.11

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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.