Home / 240,788.29-332,290.28-145,276.53

Finding the Fourth Proportional to 240,788.29, 332,290.28 and 145,276.53

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Solution

The fourth proportional to 240,788.29, 332,290.28 and 145,276.53 is: 200,483.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,788.29 : 332,290.28 = 145,276.53 : x
  2. Step 2: Convert to fraction form
    240,788.29/332,290.28 = 145,276.53/x
  3. Step 3: Cross multiply
    240,788.29x = 332,290.28 × 145,276.53
  4. Step 4: Simplify right side
    240,788.29x = 48,273,978,831.13
  5. Step 5: Solve for x
    x = 48,273,978,831.13/240,788.29
  6. Step 6: Final answer
    x = 200,483.08

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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.