Home / 143,226.36-214,843.14-38,045.16

Finding the Fourth Proportional to 143,226.36, 214,843.14 and 38,045.16

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Solution

The fourth proportional to 143,226.36, 214,843.14 and 38,045.16 is: 57,068.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,226.36 : 214,843.14 = 38,045.16 : x
  2. Step 2: Convert to fraction form
    143,226.36/214,843.14 = 38,045.16/x
  3. Step 3: Cross multiply
    143,226.36x = 214,843.14 × 38,045.16
  4. Step 4: Simplify right side
    143,226.36x = 8,173,741,636.20
  5. Step 5: Solve for x
    x = 8,173,741,636.20/143,226.36
  6. Step 6: Final answer
    x = 57,068.70

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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.