Home / 105,674.91-145,841.46-60,359.66

Finding the Fourth Proportional to 105,674.91, 145,841.46 and 60,359.66

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Solution

The fourth proportional to 105,674.91, 145,841.46 and 60,359.66 is: 83,302.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,674.91 : 145,841.46 = 60,359.66 : x
  2. Step 2: Convert to fraction form
    105,674.91/145,841.46 = 60,359.66/x
  3. Step 3: Cross multiply
    105,674.91x = 145,841.46 × 60,359.66
  4. Step 4: Simplify right side
    105,674.91x = 8,802,940,530.85
  5. Step 5: Solve for x
    x = 8,802,940,530.85/105,674.91
  6. Step 6: Final answer
    x = 83,302.09

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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.