Home / 99,149.49-136,826.46-53,827.47

Finding the Fourth Proportional to 99,149.49, 136,826.46 and 53,827.47

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Solution

The fourth proportional to 99,149.49, 136,826.46 and 53,827.47 is: 74,282.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,149.49 : 136,826.46 = 53,827.47 : x
  2. Step 2: Convert to fraction form
    99,149.49/136,826.46 = 53,827.47/x
  3. Step 3: Cross multiply
    99,149.49x = 136,826.46 × 53,827.47
  4. Step 4: Simplify right side
    99,149.49x = 7,365,022,170.86
  5. Step 5: Solve for x
    x = 7,365,022,170.86/99,149.49
  6. Step 6: Final answer
    x = 74,282.00

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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.