Home / 146,655.04-220,009.92-66,698.80

Finding the Fourth Proportional to 146,655.04, 220,009.92 and 66,698.80

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Solution

The fourth proportional to 146,655.04, 220,009.92 and 66,698.80 is: 100,060.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,655.04 : 220,009.92 = 66,698.80 : x
  2. Step 2: Convert to fraction form
    146,655.04/220,009.92 = 66,698.80/x
  3. Step 3: Cross multiply
    146,655.04x = 220,009.92 × 66,698.80
  4. Step 4: Simplify right side
    146,655.04x = 14,674,397,652.10
  5. Step 5: Solve for x
    x = 14,674,397,652.10/146,655.04
  6. Step 6: Final answer
    x = 100,060.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.