Home / 96,984.54-133,922.76-71,535.01

Finding the Fourth Proportional to 96,984.54, 133,922.76 and 71,535.01

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Solution

The fourth proportional to 96,984.54, 133,922.76 and 71,535.01 is: 98,780.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,984.54 : 133,922.76 = 71,535.01 : x
  2. Step 2: Convert to fraction form
    96,984.54/133,922.76 = 71,535.01/x
  3. Step 3: Cross multiply
    96,984.54x = 133,922.76 × 71,535.01
  4. Step 4: Simplify right side
    96,984.54x = 9,580,165,975.83
  5. Step 5: Solve for x
    x = 9,580,165,975.83/96,984.54
  6. Step 6: Final answer
    x = 98,780.34

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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.