Home / 112,022.21-154,592.43-61,037.35

Finding the Fourth Proportional to 112,022.21, 154,592.43 and 61,037.35

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Solution

The fourth proportional to 112,022.21, 154,592.43 and 61,037.35 is: 84,232.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,022.21 : 154,592.43 = 61,037.35 : x
  2. Step 2: Convert to fraction form
    112,022.21/154,592.43 = 61,037.35/x
  3. Step 3: Cross multiply
    112,022.21x = 154,592.43 × 61,037.35
  4. Step 4: Simplify right side
    112,022.21x = 9,435,912,257.26
  5. Step 5: Solve for x
    x = 9,435,912,257.26/112,022.21
  6. Step 6: Final answer
    x = 84,232.51

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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.