Home / 105,970.06-146,230.20-60,637.65

Finding the Fourth Proportional to 105,970.06, 146,230.20 and 60,637.65

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Solution

The fourth proportional to 105,970.06, 146,230.20 and 60,637.65 is: 83,675.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,970.06 : 146,230.20 = 60,637.65 : x
  2. Step 2: Convert to fraction form
    105,970.06/146,230.20 = 60,637.65/x
  3. Step 3: Cross multiply
    105,970.06x = 146,230.20 × 60,637.65
  4. Step 4: Simplify right side
    105,970.06x = 8,867,055,687.03
  5. Step 5: Solve for x
    x = 8,867,055,687.03/105,970.06
  6. Step 6: Final answer
    x = 83,675.10

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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.