Home / 123,246.04-170,079.52-66,657.41

Finding the Fourth Proportional to 123,246.04, 170,079.52 and 66,657.41

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Solution

The fourth proportional to 123,246.04, 170,079.52 and 66,657.41 is: 91,987.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,246.04 : 170,079.52 = 66,657.41 : x
  2. Step 2: Convert to fraction form
    123,246.04/170,079.52 = 66,657.41/x
  3. Step 3: Cross multiply
    123,246.04x = 170,079.52 × 66,657.41
  4. Step 4: Simplify right side
    123,246.04x = 11,337,060,297.24
  5. Step 5: Solve for x
    x = 11,337,060,297.24/123,246.04
  6. Step 6: Final answer
    x = 91,987.22

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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.