Home / 65,726.19-98,647.88-30,685.59

Finding the Fourth Proportional to 65,726.19, 98,647.88 and 30,685.59

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Solution

The fourth proportional to 65,726.19, 98,647.88 and 30,685.59 is: 46,055.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,726.19 : 98,647.88 = 30,685.59 : x
  2. Step 2: Convert to fraction form
    65,726.19/98,647.88 = 30,685.59/x
  3. Step 3: Cross multiply
    65,726.19x = 98,647.88 × 30,685.59
  4. Step 4: Simplify right side
    65,726.19x = 3,027,068,246.62
  5. Step 5: Solve for x
    x = 3,027,068,246.62/65,726.19
  6. Step 6: Final answer
    x = 46,055.74

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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.