Home / 105,966.48-146,236.38-58,222.92

Finding the Fourth Proportional to 105,966.48, 146,236.38 and 58,222.92

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Solution

The fourth proportional to 105,966.48, 146,236.38 and 58,222.92 is: 80,349.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,966.48 : 146,236.38 = 58,222.92 : x
  2. Step 2: Convert to fraction form
    105,966.48/146,236.38 = 58,222.92/x
  3. Step 3: Cross multiply
    105,966.48x = 146,236.38 × 58,222.92
  4. Step 4: Simplify right side
    105,966.48x = 8,514,309,053.83
  5. Step 5: Solve for x
    x = 8,514,309,053.83/105,966.48
  6. Step 6: Final answer
    x = 80,349.08

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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.