Home / 135,111.26-202,557.45-56,284.49

Finding the Fourth Proportional to 135,111.26, 202,557.45 and 56,284.49

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Solution

The fourth proportional to 135,111.26, 202,557.45 and 56,284.49 is: 84,381.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,111.26 : 202,557.45 = 56,284.49 : x
  2. Step 2: Convert to fraction form
    135,111.26/202,557.45 = 56,284.49/x
  3. Step 3: Cross multiply
    135,111.26x = 202,557.45 × 56,284.49
  4. Step 4: Simplify right side
    135,111.26x = 11,400,842,768.95
  5. Step 5: Solve for x
    x = 11,400,842,768.95/135,111.26
  6. Step 6: Final answer
    x = 84,381.14

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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.