Home / 178,817.19-267,871.55-122,518.95

Finding the Fourth Proportional to 178,817.19, 267,871.55 and 122,518.95

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Solution

The fourth proportional to 178,817.19, 267,871.55 and 122,518.95 is: 183,535.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,817.19 : 267,871.55 = 122,518.95 : x
  2. Step 2: Convert to fraction form
    178,817.19/267,871.55 = 122,518.95/x
  3. Step 3: Cross multiply
    178,817.19x = 267,871.55 × 122,518.95
  4. Step 4: Simplify right side
    178,817.19x = 32,819,340,428.28
  5. Step 5: Solve for x
    x = 32,819,340,428.28/178,817.19
  6. Step 6: Final answer
    x = 183,535.71

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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.