Home / 109,663.45-164,501.02-34,789.58

Finding the Fourth Proportional to 109,663.45, 164,501.02 and 34,789.58

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Solution

The fourth proportional to 109,663.45, 164,501.02 and 34,789.58 is: 52,186.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,663.45 : 164,501.02 = 34,789.58 : x
  2. Step 2: Convert to fraction form
    109,663.45/164,501.02 = 34,789.58/x
  3. Step 3: Cross multiply
    109,663.45x = 164,501.02 × 34,789.58
  4. Step 4: Simplify right side
    109,663.45x = 5,722,921,135.39
  5. Step 5: Solve for x
    x = 5,722,921,135.39/109,663.45
  6. Step 6: Final answer
    x = 52,186.22

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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.