Home / 187,375.40-281,192.70-134,822.60

Finding the Fourth Proportional to 187,375.40, 281,192.70 and 134,822.60

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Solution

The fourth proportional to 187,375.40, 281,192.70 and 134,822.60 is: 202,327.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,375.40 : 281,192.70 = 134,822.60 : x
  2. Step 2: Convert to fraction form
    187,375.40/281,192.70 = 134,822.60/x
  3. Step 3: Cross multiply
    187,375.40x = 281,192.70 × 134,822.60
  4. Step 4: Simplify right side
    187,375.40x = 37,911,130,915.02
  5. Step 5: Solve for x
    x = 37,911,130,915.02/187,375.40
  6. Step 6: Final answer
    x = 202,327.15

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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.