Home / 269,228.10-371,533.05-148,370.34

Finding the Fourth Proportional to 269,228.10, 371,533.05 and 148,370.34

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Solution

The fourth proportional to 269,228.10, 371,533.05 and 148,370.34 is: 204,750.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,228.10 : 371,533.05 = 148,370.34 : x
  2. Step 2: Convert to fraction form
    269,228.10/371,533.05 = 148,370.34/x
  3. Step 3: Cross multiply
    269,228.10x = 371,533.05 × 148,370.34
  4. Step 4: Simplify right side
    269,228.10x = 55,124,484,949.74
  5. Step 5: Solve for x
    x = 55,124,484,949.74/269,228.10
  6. Step 6: Final answer
    x = 204,750.12

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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.