Home / 96,619.77-133,342.11-53,613.02

Finding the Fourth Proportional to 96,619.77, 133,342.11 and 53,613.02

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Solution

The fourth proportional to 96,619.77, 133,342.11 and 53,613.02 is: 73,989.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,619.77 : 133,342.11 = 53,613.02 : x
  2. Step 2: Convert to fraction form
    96,619.77/133,342.11 = 53,613.02/x
  3. Step 3: Cross multiply
    96,619.77x = 133,342.11 × 53,613.02
  4. Step 4: Simplify right side
    96,619.77x = 7,148,873,543.63
  5. Step 5: Solve for x
    x = 7,148,873,543.63/96,619.77
  6. Step 6: Final answer
    x = 73,989.76

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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.