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Finding the Fourth Proportional to 110,457.60, 165,658.60 and 31,572.24

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Solution

The fourth proportional to 110,457.60, 165,658.60 and 31,572.24 is: 47,350.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,457.60 : 165,658.60 = 31,572.24 : x
  2. Step 2: Convert to fraction form
    110,457.60/165,658.60 = 31,572.24/x
  3. Step 3: Cross multiply
    110,457.60x = 165,658.60 × 31,572.24
  4. Step 4: Simplify right side
    110,457.60x = 5,230,213,077.26
  5. Step 5: Solve for x
    x = 5,230,213,077.26/110,457.60
  6. Step 6: Final answer
    x = 47,350.41

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1.5x scale

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.