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Finding the Fourth Proportional to 92,646.33, 138,969.09 and 22,526.25

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Solution

The fourth proportional to 92,646.33, 138,969.09 and 22,526.25 is: 33,789.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,646.33 : 138,969.09 = 22,526.25 : x
  2. Step 2: Convert to fraction form
    92,646.33/138,969.09 = 22,526.25/x
  3. Step 3: Cross multiply
    92,646.33x = 138,969.09 × 22,526.25
  4. Step 4: Simplify right side
    92,646.33x = 3,130,452,463.61
  5. Step 5: Solve for x
    x = 3,130,452,463.61/92,646.33
  6. Step 6: Final answer
    x = 33,789.28

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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.