Home / 250,764.64-346,052.10-137,587.30

Finding the Fourth Proportional to 250,764.64, 346,052.10 and 137,587.30

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Solution

The fourth proportional to 250,764.64, 346,052.10 and 137,587.30 is: 189,868.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,764.64 : 346,052.10 = 137,587.30 : x
  2. Step 2: Convert to fraction form
    250,764.64/346,052.10 = 137,587.30/x
  3. Step 3: Cross multiply
    250,764.64x = 346,052.10 × 137,587.30
  4. Step 4: Simplify right side
    250,764.64x = 47,612,374,098.33
  5. Step 5: Solve for x
    x = 47,612,374,098.33/250,764.64
  6. Step 6: Final answer
    x = 189,868.77

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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.