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Finding the Fourth Proportional to 144,525.12, 216,811.17 and 44,662.02

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Solution

The fourth proportional to 144,525.12, 216,811.17 and 44,662.02 is: 67,000.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,525.12 : 216,811.17 = 44,662.02 : x
  2. Step 2: Convert to fraction form
    144,525.12/216,811.17 = 44,662.02/x
  3. Step 3: Cross multiply
    144,525.12x = 216,811.17 × 44,662.02
  4. Step 4: Simplify right side
    144,525.12x = 9,683,224,810.76
  5. Step 5: Solve for x
    x = 9,683,224,810.76/144,525.12
  6. Step 6: Final answer
    x = 67,000.29

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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.