Home / 109,203.41-150,675.77-61,439.33

Finding the Fourth Proportional to 109,203.41, 150,675.77 and 61,439.33

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Solution

The fourth proportional to 109,203.41, 150,675.77 and 61,439.33 is: 84,772.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,203.41 : 150,675.77 = 61,439.33 : x
  2. Step 2: Convert to fraction form
    109,203.41/150,675.77 = 61,439.33/x
  3. Step 3: Cross multiply
    109,203.41x = 150,675.77 × 61,439.33
  4. Step 4: Simplify right side
    109,203.41x = 9,257,418,356.03
  5. Step 5: Solve for x
    x = 9,257,418,356.03/109,203.41
  6. Step 6: Final answer
    x = 84,772.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.