Home / 288,165.72-432,269.35-110,672.73

Finding the Fourth Proportional to 288,165.72, 432,269.35 and 110,672.73

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Solution

The fourth proportional to 288,165.72, 432,269.35 and 110,672.73 is: 166,017.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,165.72 : 432,269.35 = 110,672.73 : x
  2. Step 2: Convert to fraction form
    288,165.72/432,269.35 = 110,672.73/x
  3. Step 3: Cross multiply
    288,165.72x = 432,269.35 × 110,672.73
  4. Step 4: Simplify right side
    288,165.72x = 47,840,429,587.14
  5. Step 5: Solve for x
    x = 47,840,429,587.14/288,165.72
  6. Step 6: Final answer
    x = 166,017.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.