Home / 63,942.18-88,208.10-45,090.24

Finding the Fourth Proportional to 63,942.18, 88,208.10 and 45,090.24

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Solution

The fourth proportional to 63,942.18, 88,208.10 and 45,090.24 is: 62,201.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,942.18 : 88,208.10 = 45,090.24 : x
  2. Step 2: Convert to fraction form
    63,942.18/88,208.10 = 45,090.24/x
  3. Step 3: Cross multiply
    63,942.18x = 88,208.10 × 45,090.24
  4. Step 4: Simplify right side
    63,942.18x = 3,977,324,398.94
  5. Step 5: Solve for x
    x = 3,977,324,398.94/63,942.18
  6. Step 6: Final answer
    x = 62,201.89

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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.