Home / 160,360.32-221,293.92-88,736.04

Finding the Fourth Proportional to 160,360.32, 221,293.92 and 88,736.04

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Solution

The fourth proportional to 160,360.32, 221,293.92 and 88,736.04 is: 122,453.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,360.32 : 221,293.92 = 88,736.04 : x
  2. Step 2: Convert to fraction form
    160,360.32/221,293.92 = 88,736.04/x
  3. Step 3: Cross multiply
    160,360.32x = 221,293.92 × 88,736.04
  4. Step 4: Simplify right side
    160,360.32x = 19,636,746,136.88
  5. Step 5: Solve for x
    x = 19,636,746,136.88/160,360.32
  6. Step 6: Final answer
    x = 122,453.90

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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.