Home / 293,338.44-439,937.19-135,415.17

Finding the Fourth Proportional to 293,338.44, 439,937.19 and 135,415.17

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Solution

The fourth proportional to 293,338.44, 439,937.19 and 135,415.17 is: 203,090.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,338.44 : 439,937.19 = 135,415.17 : x
  2. Step 2: Convert to fraction form
    293,338.44/439,937.19 = 135,415.17/x
  3. Step 3: Cross multiply
    293,338.44x = 439,937.19 × 135,415.17
  4. Step 4: Simplify right side
    293,338.44x = 59,574,169,373.17
  5. Step 5: Solve for x
    x = 59,574,169,373.17/293,338.44
  6. Step 6: Final answer
    x = 203,090.22

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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.