Home / 218,328.59-301,269.06-122,833.23

Finding the Fourth Proportional to 218,328.59, 301,269.06 and 122,833.23

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Solution

The fourth proportional to 218,328.59, 301,269.06 and 122,833.23 is: 169,496.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,328.59 : 301,269.06 = 122,833.23 : x
  2. Step 2: Convert to fraction form
    218,328.59/301,269.06 = 122,833.23/x
  3. Step 3: Cross multiply
    218,328.59x = 301,269.06 × 122,833.23
  4. Step 4: Simplify right side
    218,328.59x = 37,005,851,738.86
  5. Step 5: Solve for x
    x = 37,005,851,738.86/218,328.59
  6. Step 6: Final answer
    x = 169,496.14

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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.