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Finding the Fourth Proportional to 88,754.40, 122,476.50 and 48,460.39

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Solution

The fourth proportional to 88,754.40, 122,476.50 and 48,460.39 is: 66,872.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,754.40 : 122,476.50 = 48,460.39 : x
  2. Step 2: Convert to fraction form
    88,754.40/122,476.50 = 48,460.39/x
  3. Step 3: Cross multiply
    88,754.40x = 122,476.50 × 48,460.39
  4. Step 4: Simplify right side
    88,754.40x = 5,935,258,955.84
  5. Step 5: Solve for x
    x = 5,935,258,955.84/88,754.40
  6. Step 6: Final answer
    x = 66,872.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.