Home / 88,001.04-131,999.64-21,441.48

Finding the Fourth Proportional to 88,001.04, 131,999.64 and 21,441.48

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Solution

The fourth proportional to 88,001.04, 131,999.64 and 21,441.48 is: 32,161.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,001.04 : 131,999.64 = 21,441.48 : x
  2. Step 2: Convert to fraction form
    88,001.04/131,999.64 = 21,441.48/x
  3. Step 3: Cross multiply
    88,001.04x = 131,999.64 × 21,441.48
  4. Step 4: Simplify right side
    88,001.04x = 2,830,267,641.07
  5. Step 5: Solve for x
    x = 2,830,267,641.07/88,001.04
  6. Step 6: Final answer
    x = 32,161.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.