Home / 109,895.03-164,710.87-56,612.42

Finding the Fourth Proportional to 109,895.03, 164,710.87 and 56,612.42

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Solution

The fourth proportional to 109,895.03, 164,710.87 and 56,612.42 is: 84,850.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,895.03 : 164,710.87 = 56,612.42 : x
  2. Step 2: Convert to fraction form
    109,895.03/164,710.87 = 56,612.42/x
  3. Step 3: Cross multiply
    109,895.03x = 164,710.87 × 56,612.42
  4. Step 4: Simplify right side
    109,895.03x = 9,324,680,603.59
  5. Step 5: Solve for x
    x = 9,324,680,603.59/109,895.03
  6. Step 6: Final answer
    x = 84,850.80

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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.