Home / 113,777.60-170,530.71-52,905.65

Finding the Fourth Proportional to 113,777.60, 170,530.71 and 52,905.65

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Solution

The fourth proportional to 113,777.60, 170,530.71 and 52,905.65 is: 79,295.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,777.60 : 170,530.71 = 52,905.65 : x
  2. Step 2: Convert to fraction form
    113,777.60/170,530.71 = 52,905.65/x
  3. Step 3: Cross multiply
    113,777.60x = 170,530.71 × 52,905.65
  4. Step 4: Simplify right side
    113,777.60x = 9,022,037,204.86
  5. Step 5: Solve for x
    x = 9,022,037,204.86/113,777.60
  6. Step 6: Final answer
    x = 79,295.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.