Home / 91,918.02-137,889.99-32,736.18

Finding the Fourth Proportional to 91,918.02, 137,889.99 and 32,736.18

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Solution

The fourth proportional to 91,918.02, 137,889.99 and 32,736.18 is: 49,108.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,918.02 : 137,889.99 = 32,736.18 : x
  2. Step 2: Convert to fraction form
    91,918.02/137,889.99 = 32,736.18/x
  3. Step 3: Cross multiply
    91,918.02x = 137,889.99 × 32,736.18
  4. Step 4: Simplify right side
    91,918.02x = 4,513,991,532.84
  5. Step 5: Solve for x
    x = 4,513,991,532.84/91,918.02
  6. Step 6: Final answer
    x = 49,108.89

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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.