Home / 232,536.07-320,980.80-137,036.71

Finding the Fourth Proportional to 232,536.07, 320,980.80 and 137,036.71

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Solution

The fourth proportional to 232,536.07, 320,980.80 and 137,036.71 is: 189,158.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,536.07 : 320,980.80 = 137,036.71 : x
  2. Step 2: Convert to fraction form
    232,536.07/320,980.80 = 137,036.71/x
  3. Step 3: Cross multiply
    232,536.07x = 320,980.80 × 137,036.71
  4. Step 4: Simplify right side
    232,536.07x = 43,986,152,805.17
  5. Step 5: Solve for x
    x = 43,986,152,805.17/232,536.07
  6. Step 6: Final answer
    x = 189,158.41

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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.