Home / 218,248.86-301,012.76-141,792.56

Finding the Fourth Proportional to 218,248.86, 301,012.76 and 141,792.56

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Solution

The fourth proportional to 218,248.86, 301,012.76 and 141,792.56 is: 195,562.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,248.86 : 301,012.76 = 141,792.56 : x
  2. Step 2: Convert to fraction form
    218,248.86/301,012.76 = 141,792.56/x
  3. Step 3: Cross multiply
    218,248.86x = 301,012.76 × 141,792.56
  4. Step 4: Simplify right side
    218,248.86x = 42,681,367,619.04
  5. Step 5: Solve for x
    x = 42,681,367,619.04/218,248.86
  6. Step 6: Final answer
    x = 195,562.84

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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.