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Finding the Fourth Proportional to 104,594.82, 144,341.05 and 56,848.05

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Solution

The fourth proportional to 104,594.82, 144,341.05 and 56,848.05 is: 78,450.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,594.82 : 144,341.05 = 56,848.05 : x
  2. Step 2: Convert to fraction form
    104,594.82/144,341.05 = 56,848.05/x
  3. Step 3: Cross multiply
    104,594.82x = 144,341.05 × 56,848.05
  4. Step 4: Simplify right side
    104,594.82x = 8,205,507,677.82
  5. Step 5: Solve for x
    x = 8,205,507,677.82/104,594.82
  6. Step 6: Final answer
    x = 78,450.42

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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.