Home / 96,699.63-133,411.28-63,185.07

Finding the Fourth Proportional to 96,699.63, 133,411.28 and 63,185.07

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Solution

The fourth proportional to 96,699.63, 133,411.28 and 63,185.07 is: 87,173.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,699.63 : 133,411.28 = 63,185.07 : x
  2. Step 2: Convert to fraction form
    96,699.63/133,411.28 = 63,185.07/x
  3. Step 3: Cross multiply
    96,699.63x = 133,411.28 × 63,185.07
  4. Step 4: Simplify right side
    96,699.63x = 8,429,600,749.66
  5. Step 5: Solve for x
    x = 8,429,600,749.66/96,699.63
  6. Step 6: Final answer
    x = 87,173.04

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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.