Home / 94,202.24-129,909.83-61,880.00

Finding the Fourth Proportional to 94,202.24, 129,909.83 and 61,880.00

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Solution

The fourth proportional to 94,202.24, 129,909.83 and 61,880.00 is: 85,335.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,202.24 : 129,909.83 = 61,880.00 : x
  2. Step 2: Convert to fraction form
    94,202.24/129,909.83 = 61,880.00/x
  3. Step 3: Cross multiply
    94,202.24x = 129,909.83 × 61,880.00
  4. Step 4: Simplify right side
    94,202.24x = 8,038,819,321.45
  5. Step 5: Solve for x
    x = 8,038,819,321.45/94,202.24
  6. Step 6: Final answer
    x = 85,335.76

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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.