Home / 269,142.53-371,402.93-148,281.39

Finding the Fourth Proportional to 269,142.53, 371,402.93 and 148,281.39

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Solution

The fourth proportional to 269,142.53, 371,402.93 and 148,281.39 is: 204,620.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,142.53 : 371,402.93 = 148,281.39 : x
  2. Step 2: Convert to fraction form
    269,142.53/371,402.93 = 148,281.39/x
  3. Step 3: Cross multiply
    269,142.53x = 371,402.93 × 148,281.39
  4. Step 4: Simplify right side
    269,142.53x = 55,072,141,969.07
  5. Step 5: Solve for x
    x = 55,072,141,969.07/269,142.53
  6. Step 6: Final answer
    x = 204,620.74

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1.5x scale

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.