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Finding the Fourth Proportional to 104,671.22, 144,443.21 and 59,353.34

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Solution

The fourth proportional to 104,671.22, 144,443.21 and 59,353.34 is: 81,905.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,671.22 : 144,443.21 = 59,353.34 : x
  2. Step 2: Convert to fraction form
    104,671.22/144,443.21 = 59,353.34/x
  3. Step 3: Cross multiply
    104,671.22x = 144,443.21 × 59,353.34
  4. Step 4: Simplify right side
    104,671.22x = 8,573,187,018.16
  5. Step 5: Solve for x
    x = 8,573,187,018.16/104,671.22
  6. Step 6: Final answer
    x = 81,905.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.