Home / 160,188.13-221,050.74-88,563.88

Finding the Fourth Proportional to 160,188.13, 221,050.74 and 88,563.88

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Solution

The fourth proportional to 160,188.13, 221,050.74 and 88,563.88 is: 122,213.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,188.13 : 221,050.74 = 88,563.88 : x
  2. Step 2: Convert to fraction form
    160,188.13/221,050.74 = 88,563.88/x
  3. Step 3: Cross multiply
    160,188.13x = 221,050.74 × 88,563.88
  4. Step 4: Simplify right side
    160,188.13x = 19,577,111,211.27
  5. Step 5: Solve for x
    x = 19,577,111,211.27/160,188.13
  6. Step 6: Final answer
    x = 122,213.25

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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.