Home / 106,056.24-146,358.09-57,658.64

Finding the Fourth Proportional to 106,056.24, 146,358.09 and 57,658.64

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Solution

The fourth proportional to 106,056.24, 146,358.09 and 57,658.64 is: 79,569.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,056.24 : 146,358.09 = 57,658.64 : x
  2. Step 2: Convert to fraction form
    106,056.24/146,358.09 = 57,658.64/x
  3. Step 3: Cross multiply
    106,056.24x = 146,358.09 × 57,658.64
  4. Step 4: Simplify right side
    106,056.24x = 8,438,807,690.61
  5. Step 5: Solve for x
    x = 8,438,807,690.61/106,056.24
  6. Step 6: Final answer
    x = 79,569.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.