Home / 91,629.09-137,458.53-32,451.93

Finding the Fourth Proportional to 91,629.09, 137,458.53 and 32,451.93

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Solution

The fourth proportional to 91,629.09, 137,458.53 and 32,451.93 is: 48,683.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,629.09 : 137,458.53 = 32,451.93 : x
  2. Step 2: Convert to fraction form
    91,629.09/137,458.53 = 32,451.93/x
  3. Step 3: Cross multiply
    91,629.09x = 137,458.53 × 32,451.93
  4. Step 4: Simplify right side
    91,629.09x = 4,460,794,593.46
  5. Step 5: Solve for x
    x = 4,460,794,593.46/91,629.09
  6. Step 6: Final answer
    x = 48,683.17

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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.