Home / 92,964.66-128,297.97-54,726.18

Finding the Fourth Proportional to 92,964.66, 128,297.97 and 54,726.18

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Solution

The fourth proportional to 92,964.66, 128,297.97 and 54,726.18 is: 75,526.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,964.66 : 128,297.97 = 54,726.18 : x
  2. Step 2: Convert to fraction form
    92,964.66/128,297.97 = 54,726.18/x
  3. Step 3: Cross multiply
    92,964.66x = 128,297.97 × 54,726.18
  4. Step 4: Simplify right side
    92,964.66x = 7,021,257,799.85
  5. Step 5: Solve for x
    x = 7,021,257,799.85/92,964.66
  6. Step 6: Final answer
    x = 75,526.10

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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.