Home / 199,473.48-275,289.84-113,459.40

Finding the Fourth Proportional to 199,473.48, 275,289.84 and 113,459.40

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Solution

The fourth proportional to 199,473.48, 275,289.84 and 113,459.40 is: 156,583.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,473.48 : 275,289.84 = 113,459.40 : x
  2. Step 2: Convert to fraction form
    199,473.48/275,289.84 = 113,459.40/x
  3. Step 3: Cross multiply
    199,473.48x = 275,289.84 × 113,459.40
  4. Step 4: Simplify right side
    199,473.48x = 31,234,220,072.50
  5. Step 5: Solve for x
    x = 31,234,220,072.50/199,473.48
  6. Step 6: Final answer
    x = 156,583.32

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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.