Home / 268,516.19-370,542.38-147,650.28

Finding the Fourth Proportional to 268,516.19, 370,542.38 and 147,650.28

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Solution

The fourth proportional to 268,516.19, 370,542.38 and 147,650.28 is: 203,751.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,516.19 : 370,542.38 = 147,650.28 : x
  2. Step 2: Convert to fraction form
    268,516.19/370,542.38 = 147,650.28/x
  3. Step 3: Cross multiply
    268,516.19x = 370,542.38 × 147,650.28
  4. Step 4: Simplify right side
    268,516.19x = 54,710,685,420.62
  5. Step 5: Solve for x
    x = 54,710,685,420.62/268,516.19
  6. Step 6: Final answer
    x = 203,751.91

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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.