Home / 187,341.40-281,012.10-186,029.20

Finding the Fourth Proportional to 187,341.40, 281,012.10 and 186,029.20

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Solution

The fourth proportional to 187,341.40, 281,012.10 and 186,029.20 is: 279,043.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,341.40 : 281,012.10 = 186,029.20 : x
  2. Step 2: Convert to fraction form
    187,341.40/281,012.10 = 186,029.20/x
  3. Step 3: Cross multiply
    187,341.40x = 281,012.10 × 186,029.20
  4. Step 4: Simplify right side
    187,341.40x = 52,276,456,153.32
  5. Step 5: Solve for x
    x = 52,276,456,153.32/187,341.40
  6. Step 6: Final answer
    x = 279,043.80

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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.