Home / 96,668.36-133,403.40-53,648.48

Finding the Fourth Proportional to 96,668.36, 133,403.40 and 53,648.48

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Solution

The fourth proportional to 96,668.36, 133,403.40 and 53,648.48 is: 74,035.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,668.36 : 133,403.40 = 53,648.48 : x
  2. Step 2: Convert to fraction form
    96,668.36/133,403.40 = 53,648.48/x
  3. Step 3: Cross multiply
    96,668.36x = 133,403.40 × 53,648.48
  4. Step 4: Simplify right side
    96,668.36x = 7,156,889,636.83
  5. Step 5: Solve for x
    x = 7,156,889,636.83/96,668.36
  6. Step 6: Final answer
    x = 74,035.49

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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.