Home / 231,125.80-346,947.90-178,767.40

Finding the Fourth Proportional to 231,125.80, 346,947.90 and 178,767.40

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Solution

The fourth proportional to 231,125.80, 346,947.90 and 178,767.40 is: 268,351.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,125.80 : 346,947.90 = 178,767.40 : x
  2. Step 2: Convert to fraction form
    231,125.80/346,947.90 = 178,767.40/x
  3. Step 3: Cross multiply
    231,125.80x = 346,947.90 × 178,767.40
  4. Step 4: Simplify right side
    231,125.80x = 62,022,974,018.46
  5. Step 5: Solve for x
    x = 62,022,974,018.46/231,125.80
  6. Step 6: Final answer
    x = 268,351.58

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1.5x scale

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.