Home / 92,993.06-128,331.34-50,552.51

Finding the Fourth Proportional to 92,993.06, 128,331.34 and 50,552.51

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Solution

The fourth proportional to 92,993.06, 128,331.34 and 50,552.51 is: 69,762.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,993.06 : 128,331.34 = 50,552.51 : x
  2. Step 2: Convert to fraction form
    92,993.06/128,331.34 = 50,552.51/x
  3. Step 3: Cross multiply
    92,993.06x = 128,331.34 × 50,552.51
  4. Step 4: Simplify right side
    92,993.06x = 6,487,470,580.63
  5. Step 5: Solve for x
    x = 6,487,470,580.63/92,993.06
  6. Step 6: Final answer
    x = 69,762.95

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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.