Home / 160,248.42-221,133.96-88,623.72

Finding the Fourth Proportional to 160,248.42, 221,133.96 and 88,623.72

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Solution

The fourth proportional to 160,248.42, 221,133.96 and 88,623.72 is: 122,295.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,248.42 : 221,133.96 = 88,623.72 : x
  2. Step 2: Convert to fraction form
    160,248.42/221,133.96 = 88,623.72/x
  3. Step 3: Cross multiply
    160,248.42x = 221,133.96 × 88,623.72
  4. Step 4: Simplify right side
    160,248.42x = 19,597,714,153.53
  5. Step 5: Solve for x
    x = 19,597,714,153.53/160,248.42
  6. Step 6: Final answer
    x = 122,295.83

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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.