Home / 268,901.15-371,069.49-148,018.82

Finding the Fourth Proportional to 268,901.15, 371,069.49 and 148,018.82

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Solution

The fourth proportional to 268,901.15, 371,069.49 and 148,018.82 is: 204,258.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,901.15 : 371,069.49 = 148,018.82 : x
  2. Step 2: Convert to fraction form
    268,901.15/371,069.49 = 148,018.82/x
  3. Step 3: Cross multiply
    268,901.15x = 371,069.49 × 148,018.82
  4. Step 4: Simplify right side
    268,901.15x = 54,925,266,192.45
  5. Step 5: Solve for x
    x = 54,925,266,192.45/268,901.15
  6. Step 6: Final answer
    x = 204,258.21

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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.