Home / 143,736.59-215,605.73-37,113.28

Finding the Fourth Proportional to 143,736.59, 215,605.73 and 37,113.28

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Solution

The fourth proportional to 143,736.59, 215,605.73 and 37,113.28 is: 55,670.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,736.59 : 215,605.73 = 37,113.28 : x
  2. Step 2: Convert to fraction form
    143,736.59/215,605.73 = 37,113.28/x
  3. Step 3: Cross multiply
    143,736.59x = 215,605.73 × 37,113.28
  4. Step 4: Simplify right side
    143,736.59x = 8,001,835,380.86
  5. Step 5: Solve for x
    x = 8,001,835,380.86/143,736.59
  6. Step 6: Final answer
    x = 55,670.13

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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.