Home / 65,726.32-90,777.14-44,178.66

Finding the Fourth Proportional to 65,726.32, 90,777.14 and 44,178.66

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Solution

The fourth proportional to 65,726.32, 90,777.14 and 44,178.66 is: 61,016.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,726.32 : 90,777.14 = 44,178.66 : x
  2. Step 2: Convert to fraction form
    65,726.32/90,777.14 = 44,178.66/x
  3. Step 3: Cross multiply
    65,726.32x = 90,777.14 × 44,178.66
  4. Step 4: Simplify right side
    65,726.32x = 4,010,412,471.16
  5. Step 5: Solve for x
    x = 4,010,412,471.16/65,726.32
  6. Step 6: Final answer
    x = 61,016.84

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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.