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Finding the Fourth Proportional to 222,064.80, 306,452.51 and 125,273.13

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Solution

The fourth proportional to 222,064.80, 306,452.51 and 125,273.13 is: 172,878.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,064.80 : 306,452.51 = 125,273.13 : x
  2. Step 2: Convert to fraction form
    222,064.80/306,452.51 = 125,273.13/x
  3. Step 3: Cross multiply
    222,064.80x = 306,452.51 × 125,273.13
  4. Step 4: Simplify right side
    222,064.80x = 38,390,265,437.24
  5. Step 5: Solve for x
    x = 38,390,265,437.24/222,064.80
  6. Step 6: Final answer
    x = 172,878.66

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1.5x scale

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.