Home / 96,967.28-133,830.75-56,673.17

Finding the Fourth Proportional to 96,967.28, 133,830.75 and 56,673.17

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Solution

The fourth proportional to 96,967.28, 133,830.75 and 56,673.17 is: 78,218.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,967.28 : 133,830.75 = 56,673.17 : x
  2. Step 2: Convert to fraction form
    96,967.28/133,830.75 = 56,673.17/x
  3. Step 3: Cross multiply
    96,967.28x = 133,830.75 × 56,673.17
  4. Step 4: Simplify right side
    96,967.28x = 7,584,612,176.82
  5. Step 5: Solve for x
    x = 7,584,612,176.82/96,967.28
  6. Step 6: Final answer
    x = 78,218.27

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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.