Home / 271,392.12-374,275.92-169,426.98

Finding the Fourth Proportional to 271,392.12, 374,275.92 and 169,426.98

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Solution

The fourth proportional to 271,392.12, 374,275.92 and 169,426.98 is: 233,656.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,392.12 : 374,275.92 = 169,426.98 : x
  2. Step 2: Convert to fraction form
    271,392.12/374,275.92 = 169,426.98/x
  3. Step 3: Cross multiply
    271,392.12x = 374,275.92 × 169,426.98
  4. Step 4: Simplify right side
    271,392.12x = 63,412,438,812.32
  5. Step 5: Solve for x
    x = 63,412,438,812.32/271,392.12
  6. Step 6: Final answer
    x = 233,656.15

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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.