Home / 268,486.13-370,501.37-147,626.57

Finding the Fourth Proportional to 268,486.13, 370,501.37 and 147,626.57

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Solution

The fourth proportional to 268,486.13, 370,501.37 and 147,626.57 is: 203,719.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,486.13 : 370,501.37 = 147,626.57 : x
  2. Step 2: Convert to fraction form
    268,486.13/370,501.37 = 147,626.57/x
  3. Step 3: Cross multiply
    268,486.13x = 370,501.37 × 147,626.57
  4. Step 4: Simplify right side
    268,486.13x = 54,695,843,842.76
  5. Step 5: Solve for x
    x = 54,695,843,842.76/268,486.13
  6. Step 6: Final answer
    x = 203,719.44

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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.