Home / 271,938.48-375,272.64-151,080

Finding the Fourth Proportional to 271,938.48, 375,272.64 and 151,080

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Solution

The fourth proportional to 271,938.48, 375,272.64 and 151,080 is: 208,489.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,938.48 : 375,272.64 = 151,080 : x
  2. Step 2: Convert to fraction form
    271,938.48/375,272.64 = 151,080/x
  3. Step 3: Cross multiply
    271,938.48x = 375,272.64 × 151,080
  4. Step 4: Simplify right side
    271,938.48x = 56,696,190,451.20
  5. Step 5: Solve for x
    x = 56,696,190,451.20/271,938.48
  6. Step 6: Final answer
    x = 208,489.03

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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.