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Finding the Fourth Proportional to 58,056.60, 80,115.84 and 32,905.56

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Solution

The fourth proportional to 58,056.60, 80,115.84 and 32,905.56 is: 45,408.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,056.60 : 80,115.84 = 32,905.56 : x
  2. Step 2: Convert to fraction form
    58,056.60/80,115.84 = 32,905.56/x
  3. Step 3: Cross multiply
    58,056.60x = 80,115.84 × 32,905.56
  4. Step 4: Simplify right side
    58,056.60x = 2,636,256,580.07
  5. Step 5: Solve for x
    x = 2,636,256,580.07/58,056.60
  6. Step 6: Final answer
    x = 45,408.39

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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.