Home / 232,535.07-320,979.42-137,035.71

Finding the Fourth Proportional to 232,535.07, 320,979.42 and 137,035.71

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Solution

The fourth proportional to 232,535.07, 320,979.42 and 137,035.71 is: 189,157.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,535.07 : 320,979.42 = 137,035.71 : x
  2. Step 2: Convert to fraction form
    232,535.07/320,979.42 = 137,035.71/x
  3. Step 3: Cross multiply
    232,535.07x = 320,979.42 × 137,035.71
  4. Step 4: Simplify right side
    232,535.07x = 43,985,642,715.09
  5. Step 5: Solve for x
    x = 43,985,642,715.09/232,535.07
  6. Step 6: Final answer
    x = 189,157.03

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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.