Home / 199,473.40-275,271.94-113,432.36

Finding the Fourth Proportional to 199,473.40, 275,271.94 and 113,432.36

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Solution

The fourth proportional to 199,473.40, 275,271.94 and 113,432.36 is: 156,535.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,473.40 : 275,271.94 = 113,432.36 : x
  2. Step 2: Convert to fraction form
    199,473.40/275,271.94 = 113,432.36/x
  3. Step 3: Cross multiply
    199,473.40x = 275,271.94 × 113,432.36
  4. Step 4: Simplify right side
    199,473.40x = 31,224,745,795.98
  5. Step 5: Solve for x
    x = 31,224,745,795.98/199,473.40
  6. Step 6: Final answer
    x = 156,535.89

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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.