Home / 91,570.46-137,402.57-43,593.36

Finding the Fourth Proportional to 91,570.46, 137,402.57 and 43,593.36

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Solution

The fourth proportional to 91,570.46, 137,402.57 and 43,593.36 is: 65,412.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,570.46 : 137,402.57 = 43,593.36 : x
  2. Step 2: Convert to fraction form
    91,570.46/137,402.57 = 43,593.36/x
  3. Step 3: Cross multiply
    91,570.46x = 137,402.57 × 43,593.36
  4. Step 4: Simplify right side
    91,570.46x = 5,989,839,698.94
  5. Step 5: Solve for x
    x = 5,989,839,698.94/91,570.46
  6. Step 6: Final answer
    x = 65,412.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.