Home / 175,037.70-262,556.55-81,725.70

Finding the Fourth Proportional to 175,037.70, 262,556.55 and 81,725.70

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Solution

The fourth proportional to 175,037.70, 262,556.55 and 81,725.70 is: 122,588.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,037.70 : 262,556.55 = 81,725.70 : x
  2. Step 2: Convert to fraction form
    175,037.70/262,556.55 = 81,725.70/x
  3. Step 3: Cross multiply
    175,037.70x = 262,556.55 × 81,725.70
  4. Step 4: Simplify right side
    175,037.70x = 21,457,617,838.34
  5. Step 5: Solve for x
    x = 21,457,617,838.34/175,037.70
  6. Step 6: Final answer
    x = 122,588.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.