Home / 178,568.65-267,852.98-139,155.27

Finding the Fourth Proportional to 178,568.65, 267,852.98 and 139,155.27

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Solution

The fourth proportional to 178,568.65, 267,852.98 and 139,155.27 is: 208,732.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,568.65 : 267,852.98 = 139,155.27 : x
  2. Step 2: Convert to fraction form
    178,568.65/267,852.98 = 139,155.27/x
  3. Step 3: Cross multiply
    178,568.65x = 267,852.98 × 139,155.27
  4. Step 4: Simplify right side
    178,568.65x = 37,273,153,752.20
  5. Step 5: Solve for x
    x = 37,273,153,752.20/178,568.65
  6. Step 6: Final answer
    x = 208,732.91

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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.