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Finding the Fourth Proportional to 104,594.85, 144,342.02 and 56,848.20

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Solution

The fourth proportional to 104,594.85, 144,342.02 and 56,848.20 is: 78,451.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,594.85 : 144,342.02 = 56,848.20 : x
  2. Step 2: Convert to fraction form
    104,594.85/144,342.02 = 56,848.20/x
  3. Step 3: Cross multiply
    104,594.85x = 144,342.02 × 56,848.20
  4. Step 4: Simplify right side
    104,594.85x = 8,205,583,737.12
  5. Step 5: Solve for x
    x = 8,205,583,737.12/104,594.85
  6. Step 6: Final answer
    x = 78,451.13

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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.