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Finding the Fourth Proportional to 144,553.65, 216,851.13 and 44,722.37

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Solution

The fourth proportional to 144,553.65, 216,851.13 and 44,722.37 is: 67,089.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,553.65 : 216,851.13 = 44,722.37 : x
  2. Step 2: Convert to fraction form
    144,553.65/216,851.13 = 44,722.37/x
  3. Step 3: Cross multiply
    144,553.65x = 216,851.13 × 44,722.37
  4. Step 4: Simplify right side
    144,553.65x = 9,698,095,386.52
  5. Step 5: Solve for x
    x = 9,698,095,386.52/144,553.65
  6. Step 6: Final answer
    x = 67,089.94

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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.