Home / 91,531.99-137,271.47-27,487.55

Finding the Fourth Proportional to 91,531.99, 137,271.47 and 27,487.55

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Solution

The fourth proportional to 91,531.99, 137,271.47 and 27,487.55 is: 41,223.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,531.99 : 137,271.47 = 27,487.55 : x
  2. Step 2: Convert to fraction form
    91,531.99/137,271.47 = 27,487.55/x
  3. Step 3: Cross multiply
    91,531.99x = 137,271.47 × 27,487.55
  4. Step 4: Simplify right side
    91,531.99x = 3,773,256,292.12
  5. Step 5: Solve for x
    x = 3,773,256,292.12/91,531.99
  6. Step 6: Final answer
    x = 41,223.36

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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.