Home / 65,989.24-90,943.02-46,869.84

Finding the Fourth Proportional to 65,989.24, 90,943.02 and 46,869.84

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Solution

The fourth proportional to 65,989.24, 90,943.02 and 46,869.84 is: 64,593.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,989.24 : 90,943.02 = 46,869.84 : x
  2. Step 2: Convert to fraction form
    65,989.24/90,943.02 = 46,869.84/x
  3. Step 3: Cross multiply
    65,989.24x = 90,943.02 × 46,869.84
  4. Step 4: Simplify right side
    65,989.24x = 4,262,484,796.52
  5. Step 5: Solve for x
    x = 4,262,484,796.52/65,989.24
  6. Step 6: Final answer
    x = 64,593.63

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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.