Home / 64,316.24-88,717.68-42,512.64

Finding the Fourth Proportional to 64,316.24, 88,717.68 and 42,512.64

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Solution

The fourth proportional to 64,316.24, 88,717.68 and 42,512.64 is: 58,641.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,316.24 : 88,717.68 = 42,512.64 : x
  2. Step 2: Convert to fraction form
    64,316.24/88,717.68 = 42,512.64/x
  3. Step 3: Cross multiply
    64,316.24x = 88,717.68 × 42,512.64
  4. Step 4: Simplify right side
    64,316.24x = 3,771,622,791.48
  5. Step 5: Solve for x
    x = 3,771,622,791.48/64,316.24
  6. Step 6: Final answer
    x = 58,641.84

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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.