Home / 162,788.42-244,265.97-77,495.81

Finding the Fourth Proportional to 162,788.42, 244,265.97 and 77,495.81

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Solution

The fourth proportional to 162,788.42, 244,265.97 and 77,495.81 is: 116,283.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,788.42 : 244,265.97 = 77,495.81 : x
  2. Step 2: Convert to fraction form
    162,788.42/244,265.97 = 77,495.81/x
  3. Step 3: Cross multiply
    162,788.42x = 244,265.97 × 77,495.81
  4. Step 4: Simplify right side
    162,788.42x = 18,929,587,979.26
  5. Step 5: Solve for x
    x = 18,929,587,979.26/162,788.42
  6. Step 6: Final answer
    x = 116,283.39

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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.