Home / 187,727.61-281,588.86-45,573.98

Finding the Fourth Proportional to 187,727.61, 281,588.86 and 45,573.98

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Solution

The fourth proportional to 187,727.61, 281,588.86 and 45,573.98 is: 68,360.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,727.61 : 281,588.86 = 45,573.98 : x
  2. Step 2: Convert to fraction form
    187,727.61/281,588.86 = 45,573.98/x
  3. Step 3: Cross multiply
    187,727.61x = 281,588.86 × 45,573.98
  4. Step 4: Simplify right side
    187,727.61x = 12,833,124,845.99
  5. Step 5: Solve for x
    x = 12,833,124,845.99/187,727.61
  6. Step 6: Final answer
    x = 68,360.35

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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.