Home / 160,718.46-221,800.80-97,065.66

Finding the Fourth Proportional to 160,718.46, 221,800.80 and 97,065.66

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Solution

The fourth proportional to 160,718.46, 221,800.80 and 97,065.66 is: 133,956.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,718.46 : 221,800.80 = 97,065.66 : x
  2. Step 2: Convert to fraction form
    160,718.46/221,800.80 = 97,065.66/x
  3. Step 3: Cross multiply
    160,718.46x = 221,800.80 × 97,065.66
  4. Step 4: Simplify right side
    160,718.46x = 21,529,241,040.53
  5. Step 5: Solve for x
    x = 21,529,241,040.53/160,718.46
  6. Step 6: Final answer
    x = 133,956.24

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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.