Home / 95,307.29-143,007.51-67,406.64

Finding the Fourth Proportional to 95,307.29, 143,007.51 and 67,406.64

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Solution

The fourth proportional to 95,307.29, 143,007.51 and 67,406.64 is: 101,142.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,307.29 : 143,007.51 = 67,406.64 : x
  2. Step 2: Convert to fraction form
    95,307.29/143,007.51 = 67,406.64/x
  3. Step 3: Cross multiply
    95,307.29x = 143,007.51 × 67,406.64
  4. Step 4: Simplify right side
    95,307.29x = 9,639,655,743.87
  5. Step 5: Solve for x
    x = 9,639,655,743.87/95,307.29
  6. Step 6: Final answer
    x = 101,142.91

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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.