Home / 100,924.08-151,298.28-41,722.80

Finding the Fourth Proportional to 100,924.08, 151,298.28 and 41,722.80

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Solution

The fourth proportional to 100,924.08, 151,298.28 and 41,722.80 is: 62,547.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,924.08 : 151,298.28 = 41,722.80 : x
  2. Step 2: Convert to fraction form
    100,924.08/151,298.28 = 41,722.80/x
  3. Step 3: Cross multiply
    100,924.08x = 151,298.28 × 41,722.80
  4. Step 4: Simplify right side
    100,924.08x = 6,312,587,876.78
  5. Step 5: Solve for x
    x = 6,312,587,876.78/100,924.08
  6. Step 6: Final answer
    x = 62,547.89

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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.