Home / 109,898.83-164,848.45-39,761.74

Finding the Fourth Proportional to 109,898.83, 164,848.45 and 39,761.74

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Solution

The fourth proportional to 109,898.83, 164,848.45 and 39,761.74 is: 59,642.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,898.83 : 164,848.45 = 39,761.74 : x
  2. Step 2: Convert to fraction form
    109,898.83/164,848.45 = 39,761.74/x
  3. Step 3: Cross multiply
    109,898.83x = 164,848.45 × 39,761.74
  4. Step 4: Simplify right side
    109,898.83x = 6,554,661,208.30
  5. Step 5: Solve for x
    x = 6,554,661,208.30/109,898.83
  6. Step 6: Final answer
    x = 59,642.68

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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.