Home / 143,109.26-214,678.60-37,928.24

Finding the Fourth Proportional to 143,109.26, 214,678.60 and 37,928.24

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Solution

The fourth proportional to 143,109.26, 214,678.60 and 37,928.24 is: 56,896.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,109.26 : 214,678.60 = 37,928.24 : x
  2. Step 2: Convert to fraction form
    143,109.26/214,678.60 = 37,928.24/x
  3. Step 3: Cross multiply
    143,109.26x = 214,678.60 × 37,928.24
  4. Step 4: Simplify right side
    143,109.26x = 8,142,381,463.66
  5. Step 5: Solve for x
    x = 8,142,381,463.66/143,109.26
  6. Step 6: Final answer
    x = 56,896.26

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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.