Home / 268,534.19-370,586.69-147,684.83

Finding the Fourth Proportional to 268,534.19, 370,586.69 and 147,684.83

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Solution

The fourth proportional to 268,534.19, 370,586.69 and 147,684.83 is: 203,810.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,534.19 : 370,586.69 = 147,684.83 : x
  2. Step 2: Convert to fraction form
    268,534.19/370,586.69 = 147,684.83/x
  3. Step 3: Cross multiply
    268,534.19x = 370,586.69 × 147,684.83
  4. Step 4: Simplify right side
    268,534.19x = 54,730,029,721.56
  5. Step 5: Solve for x
    x = 54,730,029,721.56/268,534.19
  6. Step 6: Final answer
    x = 203,810.29

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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.