Home / 334,139.07-501,194.85-120,912.06

Finding the Fourth Proportional to 334,139.07, 501,194.85 and 120,912.06

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Solution

The fourth proportional to 334,139.07, 501,194.85 and 120,912.06 is: 181,363.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,139.07 : 501,194.85 = 120,912.06 : x
  2. Step 2: Convert to fraction form
    334,139.07/501,194.85 = 120,912.06/x
  3. Step 3: Cross multiply
    334,139.07x = 501,194.85 × 120,912.06
  4. Step 4: Simplify right side
    334,139.07x = 60,600,501,774.89
  5. Step 5: Solve for x
    x = 60,600,501,774.89/334,139.07
  6. Step 6: Final answer
    x = 181,363.11

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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.