Home / 105,888.06-146,125.77-58,144.48

Finding the Fourth Proportional to 105,888.06, 146,125.77 and 58,144.48

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Solution

The fourth proportional to 105,888.06, 146,125.77 and 58,144.48 is: 80,239.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,888.06 : 146,125.77 = 58,144.48 : x
  2. Step 2: Convert to fraction form
    105,888.06/146,125.77 = 58,144.48/x
  3. Step 3: Cross multiply
    105,888.06x = 146,125.77 × 58,144.48
  4. Step 4: Simplify right side
    105,888.06x = 8,496,407,476.91
  5. Step 5: Solve for x
    x = 8,496,407,476.91/105,888.06
  6. Step 6: Final answer
    x = 80,239.52

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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.