Home / 157,629.54-236,479.14-45,310.08

Finding the Fourth Proportional to 157,629.54, 236,479.14 and 45,310.08

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Solution

The fourth proportional to 157,629.54, 236,479.14 and 45,310.08 is: 67,975.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,629.54 : 236,479.14 = 45,310.08 : x
  2. Step 2: Convert to fraction form
    157,629.54/236,479.14 = 45,310.08/x
  3. Step 3: Cross multiply
    157,629.54x = 236,479.14 × 45,310.08
  4. Step 4: Simplify right side
    157,629.54x = 10,714,888,751.73
  5. Step 5: Solve for x
    x = 10,714,888,751.73/157,629.54
  6. Step 6: Final answer
    x = 67,975.13

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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.