Home / 156,241.25-234,313.50-56,388.80

Finding the Fourth Proportional to 156,241.25, 234,313.50 and 56,388.80

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Solution

The fourth proportional to 156,241.25, 234,313.50 and 56,388.80 is: 84,565.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,241.25 : 234,313.50 = 56,388.80 : x
  2. Step 2: Convert to fraction form
    156,241.25/234,313.50 = 56,388.80/x
  3. Step 3: Cross multiply
    156,241.25x = 234,313.50 × 56,388.80
  4. Step 4: Simplify right side
    156,241.25x = 13,212,657,886.04
  5. Step 5: Solve for x
    x = 13,212,657,886.04/156,241.25
  6. Step 6: Final answer
    x = 84,565.75

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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.