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Finding the Fourth Proportional to 104,354, 144,008.52 and 59,642.96

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Solution

The fourth proportional to 104,354, 144,008.52 and 59,642.96 is: 82,307.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,354 : 144,008.52 = 59,642.96 : x
  2. Step 2: Convert to fraction form
    104,354/144,008.52 = 59,642.96/x
  3. Step 3: Cross multiply
    104,354x = 144,008.52 × 59,642.96
  4. Step 4: Simplify right side
    104,354x = 8,589,094,398.02
  5. Step 5: Solve for x
    x = 8,589,094,398.02/104,354
  6. Step 6: Final answer
    x = 82,307.28

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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.