Home / 199,752.18-275,656.18-109,108.13

Finding the Fourth Proportional to 199,752.18, 275,656.18 and 109,108.13

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Solution

The fourth proportional to 199,752.18, 275,656.18 and 109,108.13 is: 150,568.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,752.18 : 275,656.18 = 109,108.13 : x
  2. Step 2: Convert to fraction form
    199,752.18/275,656.18 = 109,108.13/x
  3. Step 3: Cross multiply
    199,752.18x = 275,656.18 × 109,108.13
  4. Step 4: Simplify right side
    199,752.18x = 30,076,330,322.74
  5. Step 5: Solve for x
    x = 30,076,330,322.74/199,752.18
  6. Step 6: Final answer
    x = 150,568.22

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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.