Home / 144,365.30-216,558.90-39,192.46

Finding the Fourth Proportional to 144,365.30, 216,558.90 and 39,192.46

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Solution

The fourth proportional to 144,365.30, 216,558.90 and 39,192.46 is: 58,791.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,365.30 : 216,558.90 = 39,192.46 : x
  2. Step 2: Convert to fraction form
    144,365.30/216,558.90 = 39,192.46/x
  3. Step 3: Cross multiply
    144,365.30x = 216,558.90 × 39,192.46
  4. Step 4: Simplify right side
    144,365.30x = 8,487,476,025.89
  5. Step 5: Solve for x
    x = 8,487,476,025.89/144,365.30
  6. Step 6: Final answer
    x = 58,791.66

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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.