Home / 342,055.09-472,050.75-194,884.57

Finding the Fourth Proportional to 342,055.09, 472,050.75 and 194,884.57

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Solution

The fourth proportional to 342,055.09, 472,050.75 and 194,884.57 is: 268,949.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,055.09 : 472,050.75 = 194,884.57 : x
  2. Step 2: Convert to fraction form
    342,055.09/472,050.75 = 194,884.57/x
  3. Step 3: Cross multiply
    342,055.09x = 472,050.75 × 194,884.57
  4. Step 4: Simplify right side
    342,055.09x = 91,995,407,431.93
  5. Step 5: Solve for x
    x = 91,995,407,431.93/342,055.09
  6. Step 6: Final answer
    x = 268,949.10

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1.5x scale

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.