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Finding the Fourth Proportional to 144,103.34, 216,146.46 and 44,264.48

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Solution

The fourth proportional to 144,103.34, 216,146.46 and 44,264.48 is: 66,394.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,103.34 : 216,146.46 = 44,264.48 : x
  2. Step 2: Convert to fraction form
    144,103.34/216,146.46 = 44,264.48/x
  3. Step 3: Cross multiply
    144,103.34x = 216,146.46 × 44,264.48
  4. Step 4: Simplify right side
    144,103.34x = 9,567,610,655.74
  5. Step 5: Solve for x
    x = 9,567,610,655.74/144,103.34
  6. Step 6: Final answer
    x = 66,394.09

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1.5x scale

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.