Home / 271,837.32-375,184.36-157,100.12

Finding the Fourth Proportional to 271,837.32, 375,184.36 and 157,100.12

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Solution

The fourth proportional to 271,837.32, 375,184.36 and 157,100.12 is: 216,826.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,837.32 : 375,184.36 = 157,100.12 : x
  2. Step 2: Convert to fraction form
    271,837.32/375,184.36 = 157,100.12/x
  3. Step 3: Cross multiply
    271,837.32x = 375,184.36 × 157,100.12
  4. Step 4: Simplify right side
    271,837.32x = 58,941,507,978.12
  5. Step 5: Solve for x
    x = 58,941,507,978.12/271,837.32
  6. Step 6: Final answer
    x = 216,826.40

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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.