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Finding the Fourth Proportional to 110,215.40, 152,093.02 and 59,914.40

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Solution

The fourth proportional to 110,215.40, 152,093.02 and 59,914.40 is: 82,679.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,215.40 : 152,093.02 = 59,914.40 : x
  2. Step 2: Convert to fraction form
    110,215.40/152,093.02 = 59,914.40/x
  3. Step 3: Cross multiply
    110,215.40x = 152,093.02 × 59,914.40
  4. Step 4: Simplify right side
    110,215.40x = 9,112,562,037.49
  5. Step 5: Solve for x
    x = 9,112,562,037.49/110,215.40
  6. Step 6: Final answer
    x = 82,679.57

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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.