Home / 112,551.26-155,320.94-61,564.25

Finding the Fourth Proportional to 112,551.26, 155,320.94 and 61,564.25

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Solution

The fourth proportional to 112,551.26, 155,320.94 and 61,564.25 is: 84,958.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,551.26 : 155,320.94 = 61,564.25 : x
  2. Step 2: Convert to fraction form
    112,551.26/155,320.94 = 61,564.25/x
  3. Step 3: Cross multiply
    112,551.26x = 155,320.94 × 61,564.25
  4. Step 4: Simplify right side
    112,551.26x = 9,562,217,722.61
  5. Step 5: Solve for x
    x = 9,562,217,722.61/112,551.26
  6. Step 6: Final answer
    x = 84,958.78

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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.