Home / 105,823.28-146,037.94-58,081.08

Finding the Fourth Proportional to 105,823.28, 146,037.94 and 58,081.08

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Solution

The fourth proportional to 105,823.28, 146,037.94 and 58,081.08 is: 80,152.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,823.28 : 146,037.94 = 58,081.08 : x
  2. Step 2: Convert to fraction form
    105,823.28/146,037.94 = 58,081.08/x
  3. Step 3: Cross multiply
    105,823.28x = 146,037.94 × 58,081.08
  4. Step 4: Simplify right side
    105,823.28x = 8,482,041,276.18
  5. Step 5: Solve for x
    x = 8,482,041,276.18/105,823.28
  6. Step 6: Final answer
    x = 80,152.89

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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.