Home / 106,569.42-147,056.46-68,261.37

Finding the Fourth Proportional to 106,569.42, 147,056.46 and 68,261.37

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Solution

The fourth proportional to 106,569.42, 147,056.46 and 68,261.37 is: 94,194.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,569.42 : 147,056.46 = 68,261.37 : x
  2. Step 2: Convert to fraction form
    106,569.42/147,056.46 = 68,261.37/x
  3. Step 3: Cross multiply
    106,569.42x = 147,056.46 × 68,261.37
  4. Step 4: Simplify right side
    106,569.42x = 10,038,275,426.95
  5. Step 5: Solve for x
    x = 10,038,275,426.95/106,569.42
  6. Step 6: Final answer
    x = 94,194.71

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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.