Home / 143,376.06-215,147.07-59,120.52

Finding the Fourth Proportional to 143,376.06, 215,147.07 and 59,120.52

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Solution

The fourth proportional to 143,376.06, 215,147.07 and 59,120.52 is: 88,715.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,376.06 : 215,147.07 = 59,120.52 : x
  2. Step 2: Convert to fraction form
    143,376.06/215,147.07 = 59,120.52/x
  3. Step 3: Cross multiply
    143,376.06x = 215,147.07 × 59,120.52
  4. Step 4: Simplify right side
    143,376.06x = 12,719,606,654.88
  5. Step 5: Solve for x
    x = 12,719,606,654.88/143,376.06
  6. Step 6: Final answer
    x = 88,715.00

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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.