Home / 105,941.35-146,200.13-57,544.22

Finding the Fourth Proportional to 105,941.35, 146,200.13 and 57,544.22

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Solution

The fourth proportional to 105,941.35, 146,200.13 and 57,544.22 is: 79,411.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,941.35 : 146,200.13 = 57,544.22 : x
  2. Step 2: Convert to fraction form
    105,941.35/146,200.13 = 57,544.22/x
  3. Step 3: Cross multiply
    105,941.35x = 146,200.13 × 57,544.22
  4. Step 4: Simplify right side
    105,941.35x = 8,412,972,444.75
  5. Step 5: Solve for x
    x = 8,412,972,444.75/105,941.35
  6. Step 6: Final answer
    x = 79,411.60

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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.