Home / 75,775.48-104,569.56-41,320.24

Finding the Fourth Proportional to 75,775.48, 104,569.56 and 41,320.24

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Solution

The fourth proportional to 75,775.48, 104,569.56 and 41,320.24 is: 57,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,775.48 : 104,569.56 = 41,320.24 : x
  2. Step 2: Convert to fraction form
    75,775.48/104,569.56 = 41,320.24/x
  3. Step 3: Cross multiply
    75,775.48x = 104,569.56 × 41,320.24
  4. Step 4: Simplify right side
    75,775.48x = 4,320,839,315.89
  5. Step 5: Solve for x
    x = 4,320,839,315.89/75,775.48
  6. Step 6: Final answer
    x = 57,021.60

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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.