Home / 220,958.16-304,924.35-125,466.86

Finding the Fourth Proportional to 220,958.16, 304,924.35 and 125,466.86

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Solution

The fourth proportional to 220,958.16, 304,924.35 and 125,466.86 is: 173,145.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,958.16 : 304,924.35 = 125,466.86 : x
  2. Step 2: Convert to fraction form
    220,958.16/304,924.35 = 125,466.86/x
  3. Step 3: Cross multiply
    220,958.16x = 304,924.35 × 125,466.86
  4. Step 4: Simplify right side
    220,958.16x = 38,257,899,207.42
  5. Step 5: Solve for x
    x = 38,257,899,207.42/220,958.16
  6. Step 6: Final answer
    x = 173,145.45

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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.