Home / 222,248.72-306,683.88-125,447.24

Finding the Fourth Proportional to 222,248.72, 306,683.88 and 125,447.24

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Solution

The fourth proportional to 222,248.72, 306,683.88 and 125,447.24 is: 173,106.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,248.72 : 306,683.88 = 125,447.24 : x
  2. Step 2: Convert to fraction form
    222,248.72/306,683.88 = 125,447.24/x
  3. Step 3: Cross multiply
    222,248.72x = 306,683.88 × 125,447.24
  4. Step 4: Simplify right side
    222,248.72x = 38,472,646,298.49
  5. Step 5: Solve for x
    x = 38,472,646,298.49/222,248.72
  6. Step 6: Final answer
    x = 173,106.27

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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.