Home / 293,369.18-440,148.54-135,701.06

Finding the Fourth Proportional to 293,369.18, 440,148.54 and 135,701.06

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Solution

The fourth proportional to 293,369.18, 440,148.54 and 135,701.06 is: 203,595.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,369.18 : 440,148.54 = 135,701.06 : x
  2. Step 2: Convert to fraction form
    293,369.18/440,148.54 = 135,701.06/x
  3. Step 3: Cross multiply
    293,369.18x = 440,148.54 × 135,701.06
  4. Step 4: Simplify right side
    293,369.18x = 59,728,623,435.45
  5. Step 5: Solve for x
    x = 59,728,623,435.45/293,369.18
  6. Step 6: Final answer
    x = 203,595.43

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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.