Home / 64,201.22-88,632.51-38,712.14

Finding the Fourth Proportional to 64,201.22, 88,632.51 and 38,712.14

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Solution

The fourth proportional to 64,201.22, 88,632.51 and 38,712.14 is: 53,443.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,201.22 : 88,632.51 = 38,712.14 : x
  2. Step 2: Convert to fraction form
    64,201.22/88,632.51 = 38,712.14/x
  3. Step 3: Cross multiply
    64,201.22x = 88,632.51 × 38,712.14
  4. Step 4: Simplify right side
    64,201.22x = 3,431,154,135.67
  5. Step 5: Solve for x
    x = 3,431,154,135.67/64,201.22
  6. Step 6: Final answer
    x = 53,443.75

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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.