Home / 268,534.42-370,570.11-147,675.70

Finding the Fourth Proportional to 268,534.42, 370,570.11 and 147,675.70

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Solution

The fourth proportional to 268,534.42, 370,570.11 and 147,675.70 is: 203,788.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,534.42 : 370,570.11 = 147,675.70 : x
  2. Step 2: Convert to fraction form
    268,534.42/370,570.11 = 147,675.70/x
  3. Step 3: Cross multiply
    268,534.42x = 370,570.11 × 147,675.70
  4. Step 4: Simplify right side
    268,534.42x = 54,724,201,732.27
  5. Step 5: Solve for x
    x = 54,724,201,732.27/268,534.42
  6. Step 6: Final answer
    x = 203,788.41

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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.