Home / 61,901.18-85,428.92-35,048.42

Finding the Fourth Proportional to 61,901.18, 85,428.92 and 35,048.42

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Solution

The fourth proportional to 61,901.18, 85,428.92 and 35,048.42 is: 48,369.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,901.18 : 85,428.92 = 35,048.42 : x
  2. Step 2: Convert to fraction form
    61,901.18/85,428.92 = 35,048.42/x
  3. Step 3: Cross multiply
    61,901.18x = 85,428.92 × 35,048.42
  4. Step 4: Simplify right side
    61,901.18x = 2,994,148,493.06
  5. Step 5: Solve for x
    x = 2,994,148,493.06/61,901.18
  6. Step 6: Final answer
    x = 48,369.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.