Home / 155,097.24-232,647.04-84,938.28

Finding the Fourth Proportional to 155,097.24, 232,647.04 and 84,938.28

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Solution

The fourth proportional to 155,097.24, 232,647.04 and 84,938.28 is: 127,408.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,097.24 : 232,647.04 = 84,938.28 : x
  2. Step 2: Convert to fraction form
    155,097.24/232,647.04 = 84,938.28/x
  3. Step 3: Cross multiply
    155,097.24x = 232,647.04 × 84,938.28
  4. Step 4: Simplify right side
    155,097.24x = 19,760,639,424.69
  5. Step 5: Solve for x
    x = 19,760,639,424.69/155,097.24
  6. Step 6: Final answer
    x = 127,408.07

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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.