Home / 94,816.80-142,224.30-38,643.72

Finding the Fourth Proportional to 94,816.80, 142,224.30 and 38,643.72

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Solution

The fourth proportional to 94,816.80, 142,224.30 and 38,643.72 is: 57,965.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,816.80 : 142,224.30 = 38,643.72 : x
  2. Step 2: Convert to fraction form
    94,816.80/142,224.30 = 38,643.72/x
  3. Step 3: Cross multiply
    94,816.80x = 142,224.30 × 38,643.72
  4. Step 4: Simplify right side
    94,816.80x = 5,496,076,026.40
  5. Step 5: Solve for x
    x = 5,496,076,026.40/94,816.80
  6. Step 6: Final answer
    x = 57,965.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.