Home / 268,536.09-370,572.42-147,677.38

Finding the Fourth Proportional to 268,536.09, 370,572.42 and 147,677.38

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Solution

The fourth proportional to 268,536.09, 370,572.42 and 147,677.38 is: 203,790.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,536.09 : 370,572.42 = 147,677.38 : x
  2. Step 2: Convert to fraction form
    268,536.09/370,572.42 = 147,677.38/x
  3. Step 3: Cross multiply
    268,536.09x = 370,572.42 × 147,677.38
  4. Step 4: Simplify right side
    268,536.09x = 54,725,164,085.86
  5. Step 5: Solve for x
    x = 54,725,164,085.86/268,536.09
  6. Step 6: Final answer
    x = 203,790.72

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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.