Home / 90,656.77-135,973.41-24,102.31

Finding the Fourth Proportional to 90,656.77, 135,973.41 and 24,102.31

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Solution

The fourth proportional to 90,656.77, 135,973.41 and 24,102.31 is: 36,150.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,656.77 : 135,973.41 = 24,102.31 : x
  2. Step 2: Convert to fraction form
    90,656.77/135,973.41 = 24,102.31/x
  3. Step 3: Cross multiply
    90,656.77x = 135,973.41 × 24,102.31
  4. Step 4: Simplify right side
    90,656.77x = 3,277,273,279.58
  5. Step 5: Solve for x
    x = 3,277,273,279.58/90,656.77
  6. Step 6: Final answer
    x = 36,150.34

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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.