Home / 135,261.39-202,910.47-56,357.17

Finding the Fourth Proportional to 135,261.39, 202,910.47 and 56,357.17

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Solution

The fourth proportional to 135,261.39, 202,910.47 and 56,357.17 is: 84,543.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,261.39 : 202,910.47 = 56,357.17 : x
  2. Step 2: Convert to fraction form
    135,261.39/202,910.47 = 56,357.17/x
  3. Step 3: Cross multiply
    135,261.39x = 202,910.47 × 56,357.17
  4. Step 4: Simplify right side
    135,261.39x = 11,435,459,204.40
  5. Step 5: Solve for x
    x = 11,435,459,204.40/135,261.39
  6. Step 6: Final answer
    x = 84,543.41

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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.