Home / 268,654.32-370,737.81-147,788.55

Finding the Fourth Proportional to 268,654.32, 370,737.81 and 147,788.55

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Solution

The fourth proportional to 268,654.32, 370,737.81 and 147,788.55 is: 203,945.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,654.32 : 370,737.81 = 147,788.55 : x
  2. Step 2: Convert to fraction form
    268,654.32/370,737.81 = 147,788.55/x
  3. Step 3: Cross multiply
    268,654.32x = 370,737.81 × 147,788.55
  4. Step 4: Simplify right side
    268,654.32x = 54,790,803,370.08
  5. Step 5: Solve for x
    x = 54,790,803,370.08/268,654.32
  6. Step 6: Final answer
    x = 203,945.37

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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.