Home / 91,642.37-137,463.45-25,083.05

Finding the Fourth Proportional to 91,642.37, 137,463.45 and 25,083.05

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Solution

The fourth proportional to 91,642.37, 137,463.45 and 25,083.05 is: 37,624.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,642.37 : 137,463.45 = 25,083.05 : x
  2. Step 2: Convert to fraction form
    91,642.37/137,463.45 = 25,083.05/x
  3. Step 3: Cross multiply
    91,642.37x = 137,463.45 × 25,083.05
  4. Step 4: Simplify right side
    91,642.37x = 3,448,001,808.14
  5. Step 5: Solve for x
    x = 3,448,001,808.14/91,642.37
  6. Step 6: Final answer
    x = 37,624.54

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1.5x scale

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.