Home / 202,379.04-303,513.10-76,009.52

Finding the Fourth Proportional to 202,379.04, 303,513.10 and 76,009.52

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Solution

The fourth proportional to 202,379.04, 303,513.10 and 76,009.52 is: 113,993.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,379.04 : 303,513.10 = 76,009.52 : x
  2. Step 2: Convert to fraction form
    202,379.04/303,513.10 = 76,009.52/x
  3. Step 3: Cross multiply
    202,379.04x = 303,513.10 × 76,009.52
  4. Step 4: Simplify right side
    202,379.04x = 23,069,885,613.47
  5. Step 5: Solve for x
    x = 23,069,885,613.47/202,379.04
  6. Step 6: Final answer
    x = 113,993.45

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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.