Home / 156,241.55-233,962.02-108,143.53

Finding the Fourth Proportional to 156,241.55, 233,962.02 and 108,143.53

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Solution

The fourth proportional to 156,241.55, 233,962.02 and 108,143.53 is: 161,938.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,241.55 : 233,962.02 = 108,143.53 : x
  2. Step 2: Convert to fraction form
    156,241.55/233,962.02 = 108,143.53/x
  3. Step 3: Cross multiply
    156,241.55x = 233,962.02 × 108,143.53
  4. Step 4: Simplify right side
    156,241.55x = 25,301,478,143.83
  5. Step 5: Solve for x
    x = 25,301,478,143.83/156,241.55
  6. Step 6: Final answer
    x = 161,938.22

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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.