Home / 75,962.78-104,828.28-41,971.26

Finding the Fourth Proportional to 75,962.78, 104,828.28 and 41,971.26

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Solution

The fourth proportional to 75,962.78, 104,828.28 and 41,971.26 is: 57,920.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,962.78 : 104,828.28 = 41,971.26 : x
  2. Step 2: Convert to fraction form
    75,962.78/104,828.28 = 41,971.26/x
  3. Step 3: Cross multiply
    75,962.78x = 104,828.28 × 41,971.26
  4. Step 4: Simplify right side
    75,962.78x = 4,399,774,995.23
  5. Step 5: Solve for x
    x = 4,399,774,995.23/75,962.78
  6. Step 6: Final answer
    x = 57,920.14

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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.