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Finding the Fourth Proportional to 104,592.78, 144,339.17 and 56,846.14

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Solution

The fourth proportional to 104,592.78, 144,339.17 and 56,846.14 is: 78,448.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,592.78 : 144,339.17 = 56,846.14 : x
  2. Step 2: Convert to fraction form
    104,592.78/144,339.17 = 56,846.14/x
  3. Step 3: Cross multiply
    104,592.78x = 144,339.17 × 56,846.14
  4. Step 4: Simplify right side
    104,592.78x = 8,205,124,020.23
  5. Step 5: Solve for x
    x = 8,205,124,020.23/104,592.78
  6. Step 6: Final answer
    x = 78,448.28

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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.