Home / 109,888.11-164,861.76-56,551.03

Finding the Fourth Proportional to 109,888.11, 164,861.76 and 56,551.03

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Solution

The fourth proportional to 109,888.11, 164,861.76 and 56,551.03 is: 84,841.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,888.11 : 164,861.76 = 56,551.03 : x
  2. Step 2: Convert to fraction form
    109,888.11/164,861.76 = 56,551.03/x
  3. Step 3: Cross multiply
    109,888.11x = 164,861.76 × 56,551.03
  4. Step 4: Simplify right side
    109,888.11x = 9,323,101,228.55
  5. Step 5: Solve for x
    x = 9,323,101,228.55/109,888.11
  6. Step 6: Final answer
    x = 84,841.77

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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.