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Finding the Fourth Proportional to 187,258.94, 280,915.06 and 60,858.54

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Solution

The fourth proportional to 187,258.94, 280,915.06 and 60,858.54 is: 91,296.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,258.94 : 280,915.06 = 60,858.54 : x
  2. Step 2: Convert to fraction form
    187,258.94/280,915.06 = 60,858.54/x
  3. Step 3: Cross multiply
    187,258.94x = 280,915.06 × 60,858.54
  4. Step 4: Simplify right side
    187,258.94x = 17,096,080,548.74
  5. Step 5: Solve for x
    x = 17,096,080,548.74/187,258.94
  6. Step 6: Final answer
    x = 91,296.47

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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.