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Finding the Fourth Proportional to 52,970.50, 79,455.57 and 33,262.89

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Solution

The fourth proportional to 52,970.50, 79,455.57 and 33,262.89 is: 49,894.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,970.50 : 79,455.57 = 33,262.89 : x
  2. Step 2: Convert to fraction form
    52,970.50/79,455.57 = 33,262.89/x
  3. Step 3: Cross multiply
    52,970.50x = 79,455.57 × 33,262.89
  4. Step 4: Simplify right side
    52,970.50x = 2,642,921,884.80
  5. Step 5: Solve for x
    x = 2,642,921,884.80/52,970.50
  6. Step 6: Final answer
    x = 49,894.22

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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.