Home / 92,901.45-128,204.67-50,459.97

Finding the Fourth Proportional to 92,901.45, 128,204.67 and 50,459.97

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Solution

The fourth proportional to 92,901.45, 128,204.67 and 50,459.97 is: 69,635.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,901.45 : 128,204.67 = 50,459.97 : x
  2. Step 2: Convert to fraction form
    92,901.45/128,204.67 = 50,459.97/x
  3. Step 3: Cross multiply
    92,901.45x = 128,204.67 × 50,459.97
  4. Step 4: Simplify right side
    92,901.45x = 6,469,203,802.06
  5. Step 5: Solve for x
    x = 6,469,203,802.06/92,901.45
  6. Step 6: Final answer
    x = 69,635.12

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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.