Home / 268,269.03-370,211.15-147,418.11

Finding the Fourth Proportional to 268,269.03, 370,211.15 and 147,418.11

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Solution

The fourth proportional to 268,269.03, 370,211.15 and 147,418.11 is: 203,436.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,269.03 : 370,211.15 = 147,418.11 : x
  2. Step 2: Convert to fraction form
    268,269.03/370,211.15 = 147,418.11/x
  3. Step 3: Cross multiply
    268,269.03x = 370,211.15 × 147,418.11
  4. Step 4: Simplify right side
    268,269.03x = 54,575,828,033.93
  5. Step 5: Solve for x
    x = 54,575,828,033.93/268,269.03
  6. Step 6: Final answer
    x = 203,436.93

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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.