Home / 143,552.29-215,246.38-43,682.95

Finding the Fourth Proportional to 143,552.29, 215,246.38 and 43,682.95

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Solution

The fourth proportional to 143,552.29, 215,246.38 and 43,682.95 is: 65,499.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,552.29 : 215,246.38 = 43,682.95 : x
  2. Step 2: Convert to fraction form
    143,552.29/215,246.38 = 43,682.95/x
  3. Step 3: Cross multiply
    143,552.29x = 215,246.38 × 43,682.95
  4. Step 4: Simplify right side
    143,552.29x = 9,402,596,855.22
  5. Step 5: Solve for x
    x = 9,402,596,855.22/143,552.29
  6. Step 6: Final answer
    x = 65,499.46

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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.