Home / 52,767.45-72,800.91-30,090.06

Finding the Fourth Proportional to 52,767.45, 72,800.91 and 30,090.06

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Solution

The fourth proportional to 52,767.45, 72,800.91 and 30,090.06 is: 41,513.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,767.45 : 72,800.91 = 30,090.06 : x
  2. Step 2: Convert to fraction form
    52,767.45/72,800.91 = 30,090.06/x
  3. Step 3: Cross multiply
    52,767.45x = 72,800.91 × 30,090.06
  4. Step 4: Simplify right side
    52,767.45x = 2,190,583,749.95
  5. Step 5: Solve for x
    x = 2,190,583,749.95/52,767.45
  6. Step 6: Final answer
    x = 41,513.92

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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.