Home / 232,632.48-321,007.32-130,637.28

Finding the Fourth Proportional to 232,632.48, 321,007.32 and 130,637.28

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Solution

The fourth proportional to 232,632.48, 321,007.32 and 130,637.28 is: 180,265.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,632.48 : 321,007.32 = 130,637.28 : x
  2. Step 2: Convert to fraction form
    232,632.48/321,007.32 = 130,637.28/x
  3. Step 3: Cross multiply
    232,632.48x = 321,007.32 × 130,637.28
  4. Step 4: Simplify right side
    232,632.48x = 41,935,523,144.89
  5. Step 5: Solve for x
    x = 41,935,523,144.89/232,632.48
  6. Step 6: Final answer
    x = 180,265.13

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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.