Home / 272,280.10-375,740.05-148,097.95

Finding the Fourth Proportional to 272,280.10, 375,740.05 and 148,097.95

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Solution

The fourth proportional to 272,280.10, 375,740.05 and 148,097.95 is: 204,371.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,280.10 : 375,740.05 = 148,097.95 : x
  2. Step 2: Convert to fraction form
    272,280.10/375,740.05 = 148,097.95/x
  3. Step 3: Cross multiply
    272,280.10x = 375,740.05 × 148,097.95
  4. Step 4: Simplify right side
    272,280.10x = 55,646,331,137.90
  5. Step 5: Solve for x
    x = 55,646,331,137.90/272,280.10
  6. Step 6: Final answer
    x = 204,371.64

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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.