Home / 144,674.50-217,009.51-39,493.16

Finding the Fourth Proportional to 144,674.50, 217,009.51 and 39,493.16

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Solution

The fourth proportional to 144,674.50, 217,009.51 and 39,493.16 is: 59,239.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,674.50 : 217,009.51 = 39,493.16 : x
  2. Step 2: Convert to fraction form
    144,674.50/217,009.51 = 39,493.16/x
  3. Step 3: Cross multiply
    144,674.50x = 217,009.51 × 39,493.16
  4. Step 4: Simplify right side
    144,674.50x = 8,570,391,299.95
  5. Step 5: Solve for x
    x = 8,570,391,299.95/144,674.50
  6. Step 6: Final answer
    x = 59,239.13

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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.