Home / 220,064.10-303,689.37-124,589.22

Finding the Fourth Proportional to 220,064.10, 303,689.37 and 124,589.22

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Solution

The fourth proportional to 220,064.10, 303,689.37 and 124,589.22 is: 171,933.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,064.10 : 303,689.37 = 124,589.22 : x
  2. Step 2: Convert to fraction form
    220,064.10/303,689.37 = 124,589.22/x
  3. Step 3: Cross multiply
    220,064.10x = 303,689.37 × 124,589.22
  4. Step 4: Simplify right side
    220,064.10x = 37,836,421,730.59
  5. Step 5: Solve for x
    x = 37,836,421,730.59/220,064.10
  6. Step 6: Final answer
    x = 171,933.64

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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.