Home / 92,901.51-128,204.73-50,460.03

Finding the Fourth Proportional to 92,901.51, 128,204.73 and 50,460.03

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Solution

The fourth proportional to 92,901.51, 128,204.73 and 50,460.03 is: 69,635.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,901.51 : 128,204.73 = 50,460.03 : x
  2. Step 2: Convert to fraction form
    92,901.51/128,204.73 = 50,460.03/x
  3. Step 3: Cross multiply
    92,901.51x = 128,204.73 × 50,460.03
  4. Step 4: Simplify right side
    92,901.51x = 6,469,214,521.94
  5. Step 5: Solve for x
    x = 6,469,214,521.94/92,901.51
  6. Step 6: Final answer
    x = 69,635.19

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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.