Home / 96,685.59-133,434.15-53,669.12

Finding the Fourth Proportional to 96,685.59, 133,434.15 and 53,669.12

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Solution

The fourth proportional to 96,685.59, 133,434.15 and 53,669.12 is: 74,067.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,685.59 : 133,434.15 = 53,669.12 : x
  2. Step 2: Convert to fraction form
    96,685.59/133,434.15 = 53,669.12/x
  3. Step 3: Cross multiply
    96,685.59x = 133,434.15 × 53,669.12
  4. Step 4: Simplify right side
    96,685.59x = 7,161,293,742.03
  5. Step 5: Solve for x
    x = 7,161,293,742.03/96,685.59
  6. Step 6: Final answer
    x = 74,067.85

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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.