Home / 112,259.82-154,916.24-61,273.56

Finding the Fourth Proportional to 112,259.82, 154,916.24 and 61,273.56

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Solution

The fourth proportional to 112,259.82, 154,916.24 and 61,273.56 is: 84,556.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,259.82 : 154,916.24 = 61,273.56 : x
  2. Step 2: Convert to fraction form
    112,259.82/154,916.24 = 61,273.56/x
  3. Step 3: Cross multiply
    112,259.82x = 154,916.24 × 61,273.56
  4. Step 4: Simplify right side
    112,259.82x = 9,492,269,220.25
  5. Step 5: Solve for x
    x = 9,492,269,220.25/112,259.82
  6. Step 6: Final answer
    x = 84,556.25

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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.