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Finding the Fourth Proportional to 88,995.84, 133,493.56 and 35,711.80

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Solution

The fourth proportional to 88,995.84, 133,493.56 and 35,711.80 is: 53,567.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,995.84 : 133,493.56 = 35,711.80 : x
  2. Step 2: Convert to fraction form
    88,995.84/133,493.56 = 35,711.80/x
  3. Step 3: Cross multiply
    88,995.84x = 133,493.56 × 35,711.80
  4. Step 4: Simplify right side
    88,995.84x = 4,767,295,316.01
  5. Step 5: Solve for x
    x = 4,767,295,316.01/88,995.84
  6. Step 6: Final answer
    x = 53,567.62

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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.