Home / 158,946.93-219,255.53-99,227.25

Finding the Fourth Proportional to 158,946.93, 219,255.53 and 99,227.25

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Solution

The fourth proportional to 158,946.93, 219,255.53 and 99,227.25 is: 136,876.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,946.93 : 219,255.53 = 99,227.25 : x
  2. Step 2: Convert to fraction form
    158,946.93/219,255.53 = 99,227.25/x
  3. Step 3: Cross multiply
    158,946.93x = 219,255.53 × 99,227.25
  4. Step 4: Simplify right side
    158,946.93x = 21,756,122,793.06
  5. Step 5: Solve for x
    x = 21,756,122,793.06/158,946.93
  6. Step 6: Final answer
    x = 136,876.65

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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.