Home / 178,639.80-267,961.14-64,868.04

Finding the Fourth Proportional to 178,639.80, 267,961.14 and 64,868.04

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Solution

The fourth proportional to 178,639.80, 267,961.14 and 64,868.04 is: 97,302.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,639.80 : 267,961.14 = 64,868.04 : x
  2. Step 2: Convert to fraction form
    178,639.80/267,961.14 = 64,868.04/x
  3. Step 3: Cross multiply
    178,639.80x = 267,961.14 × 64,868.04
  4. Step 4: Simplify right side
    178,639.80x = 17,382,113,947.97
  5. Step 5: Solve for x
    x = 17,382,113,947.97/178,639.80
  6. Step 6: Final answer
    x = 97,302.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.