Home / 151,749.80-227,624.70-72,823.40

Finding the Fourth Proportional to 151,749.80, 227,624.70 and 72,823.40

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Solution

The fourth proportional to 151,749.80, 227,624.70 and 72,823.40 is: 109,235.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,749.80 : 227,624.70 = 72,823.40 : x
  2. Step 2: Convert to fraction form
    151,749.80/227,624.70 = 72,823.40/x
  3. Step 3: Cross multiply
    151,749.80x = 227,624.70 × 72,823.40
  4. Step 4: Simplify right side
    151,749.80x = 16,576,404,577.98
  5. Step 5: Solve for x
    x = 16,576,404,577.98/151,749.80
  6. Step 6: Final answer
    x = 109,235.10

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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.