Home / 92,807.06-128,073.72-50,365.59

Finding the Fourth Proportional to 92,807.06, 128,073.72 and 50,365.59

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Solution

The fourth proportional to 92,807.06, 128,073.72 and 50,365.59 is: 69,504.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,807.06 : 128,073.72 = 50,365.59 : x
  2. Step 2: Convert to fraction form
    92,807.06/128,073.72 = 50,365.59/x
  3. Step 3: Cross multiply
    92,807.06x = 128,073.72 × 50,365.59
  4. Step 4: Simplify right side
    92,807.06x = 6,450,508,471.29
  5. Step 5: Solve for x
    x = 6,450,508,471.29/92,807.06
  6. Step 6: Final answer
    x = 69,504.51

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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.