Home / 64,201.11-88,618.08-45,085.51

Finding the Fourth Proportional to 64,201.11, 88,618.08 and 45,085.51

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Solution

The fourth proportional to 64,201.11, 88,618.08 and 45,085.51 is: 62,232.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,201.11 : 88,618.08 = 45,085.51 : x
  2. Step 2: Convert to fraction form
    64,201.11/88,618.08 = 45,085.51/x
  3. Step 3: Cross multiply
    64,201.11x = 88,618.08 × 45,085.51
  4. Step 4: Simplify right side
    64,201.11x = 3,995,391,231.46
  5. Step 5: Solve for x
    x = 3,995,391,231.46/64,201.11
  6. Step 6: Final answer
    x = 62,232.44

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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.