Home / 52,198.23-72,035.16-30,684.03

Finding the Fourth Proportional to 52,198.23, 72,035.16 and 30,684.03

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Solution

The fourth proportional to 52,198.23, 72,035.16 and 30,684.03 is: 42,344.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,198.23 : 72,035.16 = 30,684.03 : x
  2. Step 2: Convert to fraction form
    52,198.23/72,035.16 = 30,684.03/x
  3. Step 3: Cross multiply
    52,198.23x = 72,035.16 × 30,684.03
  4. Step 4: Simplify right side
    52,198.23x = 2,210,329,010.49
  5. Step 5: Solve for x
    x = 2,210,329,010.49/52,198.23
  6. Step 6: Final answer
    x = 42,344.90

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1.5x scale

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.