Home / 271,406.64-374,533.92-156,681.40

Finding the Fourth Proportional to 271,406.64, 374,533.92 and 156,681.40

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Solution

The fourth proportional to 271,406.64, 374,533.92 and 156,681.40 is: 216,216.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,406.64 : 374,533.92 = 156,681.40 : x
  2. Step 2: Convert to fraction form
    271,406.64/374,533.92 = 156,681.40/x
  3. Step 3: Cross multiply
    271,406.64x = 374,533.92 × 156,681.40
  4. Step 4: Simplify right side
    271,406.64x = 58,682,498,933.09
  5. Step 5: Solve for x
    x = 58,682,498,933.09/271,406.64
  6. Step 6: Final answer
    x = 216,216.15

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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.