Home / 334,401.81-501,751.34-135,111.43

Finding the Fourth Proportional to 334,401.81, 501,751.34 and 135,111.43

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Solution

The fourth proportional to 334,401.81, 501,751.34 and 135,111.43 is: 202,727.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,401.81 : 501,751.34 = 135,111.43 : x
  2. Step 2: Convert to fraction form
    334,401.81/501,751.34 = 135,111.43/x
  3. Step 3: Cross multiply
    334,401.81x = 501,751.34 × 135,111.43
  4. Step 4: Simplify right side
    334,401.81x = 67,792,341,051.82
  5. Step 5: Solve for x
    x = 67,792,341,051.82/334,401.81
  6. Step 6: Final answer
    x = 202,727.20

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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.