Home / 105,966.81-146,226.83-58,222.17

Finding the Fourth Proportional to 105,966.81, 146,226.83 and 58,222.17

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Solution

The fourth proportional to 105,966.81, 146,226.83 and 58,222.17 is: 80,342.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,966.81 : 146,226.83 = 58,222.17 : x
  2. Step 2: Convert to fraction form
    105,966.81/146,226.83 = 58,222.17/x
  3. Step 3: Cross multiply
    105,966.81x = 146,226.83 × 58,222.17
  4. Step 4: Simplify right side
    105,966.81x = 8,513,643,063.71
  5. Step 5: Solve for x
    x = 8,513,643,063.71/105,966.81
  6. Step 6: Final answer
    x = 80,342.54

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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.