Home / 105,822.91-146,037.39-58,080.70

Finding the Fourth Proportional to 105,822.91, 146,037.39 and 58,080.70

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Solution

The fourth proportional to 105,822.91, 146,037.39 and 58,080.70 is: 80,152.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,822.91 : 146,037.39 = 58,080.70 : x
  2. Step 2: Convert to fraction form
    105,822.91/146,037.39 = 58,080.70/x
  3. Step 3: Cross multiply
    105,822.91x = 146,037.39 × 58,080.70
  4. Step 4: Simplify right side
    105,822.91x = 8,481,953,107.19
  5. Step 5: Solve for x
    x = 8,481,953,107.19/105,822.91
  6. Step 6: Final answer
    x = 80,152.34

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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.