Home / 268,536.17-370,572.53-147,677.46

Finding the Fourth Proportional to 268,536.17, 370,572.53 and 147,677.46

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Solution

The fourth proportional to 268,536.17, 370,572.53 and 147,677.46 is: 203,790.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,536.17 : 370,572.53 = 147,677.46 : x
  2. Step 2: Convert to fraction form
    268,536.17/370,572.53 = 147,677.46/x
  3. Step 3: Cross multiply
    268,536.17x = 370,572.53 × 147,677.46
  4. Step 4: Simplify right side
    268,536.17x = 54,725,207,384.92
  5. Step 5: Solve for x
    x = 54,725,207,384.92/268,536.17
  6. Step 6: Final answer
    x = 203,790.82

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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.