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Finding the Fourth Proportional to 187,703.01, 281,552.17 and 45,549.49

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Solution

The fourth proportional to 187,703.01, 281,552.17 and 45,549.49 is: 68,323.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,703.01 : 281,552.17 = 45,549.49 : x
  2. Step 2: Convert to fraction form
    187,703.01/281,552.17 = 45,549.49/x
  3. Step 3: Cross multiply
    187,703.01x = 281,552.17 × 45,549.49
  4. Step 4: Simplify right side
    187,703.01x = 12,824,557,751.89
  5. Step 5: Solve for x
    x = 12,824,557,751.89/187,703.01
  6. Step 6: Final answer
    x = 68,323.67

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1.5x scale

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.