Home / 268,223.15-370,154.48-147,372.28

Finding the Fourth Proportional to 268,223.15, 370,154.48 and 147,372.28

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Solution

The fourth proportional to 268,223.15, 370,154.48 and 147,372.28 is: 203,377.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,223.15 : 370,154.48 = 147,372.28 : x
  2. Step 2: Convert to fraction form
    268,223.15/370,154.48 = 147,372.28/x
  3. Step 3: Cross multiply
    268,223.15x = 370,154.48 × 147,372.28
  4. Step 4: Simplify right side
    268,223.15x = 54,550,508,007.57
  5. Step 5: Solve for x
    x = 54,550,508,007.57/268,223.15
  6. Step 6: Final answer
    x = 203,377.33

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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.