Home / 75,726.37-104,504.51-43,463.77

Finding the Fourth Proportional to 75,726.37, 104,504.51 and 43,463.77

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Solution

The fourth proportional to 75,726.37, 104,504.51 and 43,463.77 is: 59,981.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,726.37 : 104,504.51 = 43,463.77 : x
  2. Step 2: Convert to fraction form
    75,726.37/104,504.51 = 43,463.77/x
  3. Step 3: Cross multiply
    75,726.37x = 104,504.51 × 43,463.77
  4. Step 4: Simplify right side
    75,726.37x = 4,542,159,986.60
  5. Step 5: Solve for x
    x = 4,542,159,986.60/75,726.37
  6. Step 6: Final answer
    x = 59,981.22

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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.