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Finding the Fourth Proportional to 104,592.60, 144,337.80 and 56,845.94

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Solution

The fourth proportional to 104,592.60, 144,337.80 and 56,845.94 is: 78,447.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,592.60 : 144,337.80 = 56,845.94 : x
  2. Step 2: Convert to fraction form
    104,592.60/144,337.80 = 56,845.94/x
  3. Step 3: Cross multiply
    104,592.60x = 144,337.80 × 56,845.94
  4. Step 4: Simplify right side
    104,592.60x = 8,205,018,279.38
  5. Step 5: Solve for x
    x = 8,205,018,279.38/104,592.60
  6. Step 6: Final answer
    x = 78,447.41

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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.