Home / 160,314.24-221,237.76-96,656.12

Finding the Fourth Proportional to 160,314.24, 221,237.76 and 96,656.12

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Solution

The fourth proportional to 160,314.24, 221,237.76 and 96,656.12 is: 133,387.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,314.24 : 221,237.76 = 96,656.12 : x
  2. Step 2: Convert to fraction form
    160,314.24/221,237.76 = 96,656.12/x
  3. Step 3: Cross multiply
    160,314.24x = 221,237.76 × 96,656.12
  4. Step 4: Simplify right side
    160,314.24x = 21,383,983,479.09
  5. Step 5: Solve for x
    x = 21,383,983,479.09/160,314.24
  6. Step 6: Final answer
    x = 133,387.92

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1.5x scale

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.