Home / 95,931.54-143,835.78-39,810.39

Finding the Fourth Proportional to 95,931.54, 143,835.78 and 39,810.39

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Solution

The fourth proportional to 95,931.54, 143,835.78 and 39,810.39 is: 59,690.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,931.54 : 143,835.78 = 39,810.39 : x
  2. Step 2: Convert to fraction form
    95,931.54/143,835.78 = 39,810.39/x
  3. Step 3: Cross multiply
    95,931.54x = 143,835.78 × 39,810.39
  4. Step 4: Simplify right side
    95,931.54x = 5,726,158,107.66
  5. Step 5: Solve for x
    x = 5,726,158,107.66/95,931.54
  6. Step 6: Final answer
    x = 59,690.05

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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.