Home / 96,995.07-133,815.21-71,562.48

Finding the Fourth Proportional to 96,995.07, 133,815.21 and 71,562.48

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Solution

The fourth proportional to 96,995.07, 133,815.21 and 71,562.48 is: 98,728.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,995.07 : 133,815.21 = 71,562.48 : x
  2. Step 2: Convert to fraction form
    96,995.07/133,815.21 = 71,562.48/x
  3. Step 3: Cross multiply
    96,995.07x = 133,815.21 × 71,562.48
  4. Step 4: Simplify right side
    96,995.07x = 9,576,148,289.32
  5. Step 5: Solve for x
    x = 9,576,148,289.32/96,995.07
  6. Step 6: Final answer
    x = 98,728.20

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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.