Home / 63,932.36-88,224.53-40,072.19

Finding the Fourth Proportional to 63,932.36, 88,224.53 and 40,072.19

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Solution

The fourth proportional to 63,932.36, 88,224.53 and 40,072.19 is: 55,298.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,932.36 : 88,224.53 = 40,072.19 : x
  2. Step 2: Convert to fraction form
    63,932.36/88,224.53 = 40,072.19/x
  3. Step 3: Cross multiply
    63,932.36x = 88,224.53 × 40,072.19
  4. Step 4: Simplify right side
    63,932.36x = 3,535,349,487.34
  5. Step 5: Solve for x
    x = 3,535,349,487.34/63,932.36
  6. Step 6: Final answer
    x = 55,298.28

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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.