Home / 158,934.07-219,164.05-110,590.78

Finding the Fourth Proportional to 158,934.07, 219,164.05 and 110,590.78

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Solution

The fourth proportional to 158,934.07, 219,164.05 and 110,590.78 is: 152,500.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,934.07 : 219,164.05 = 110,590.78 : x
  2. Step 2: Convert to fraction form
    158,934.07/219,164.05 = 110,590.78/x
  3. Step 3: Cross multiply
    158,934.07x = 219,164.05 × 110,590.78
  4. Step 4: Simplify right side
    158,934.07x = 24,237,523,857.96
  5. Step 5: Solve for x
    x = 24,237,523,857.96/158,934.07
  6. Step 6: Final answer
    x = 152,500.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.