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Finding the Fourth Proportional to 104,695.88, 144,482.13 and 56,950.02

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Solution

The fourth proportional to 104,695.88, 144,482.13 and 56,950.02 is: 78,592.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,695.88 : 144,482.13 = 56,950.02 : x
  2. Step 2: Convert to fraction form
    104,695.88/144,482.13 = 56,950.02/x
  3. Step 3: Cross multiply
    104,695.88x = 144,482.13 × 56,950.02
  4. Step 4: Simplify right side
    104,695.88x = 8,228,260,193.14
  5. Step 5: Solve for x
    x = 8,228,260,193.14/104,695.88
  6. Step 6: Final answer
    x = 78,592.02

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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.