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Finding the Fourth Proportional to 52,953.70, 79,430.58 and 33,246.10

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Solution

The fourth proportional to 52,953.70, 79,430.58 and 33,246.10 is: 49,869.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,953.70 : 79,430.58 = 33,246.10 : x
  2. Step 2: Convert to fraction form
    52,953.70/79,430.58 = 33,246.10/x
  3. Step 3: Cross multiply
    52,953.70x = 79,430.58 × 33,246.10
  4. Step 4: Simplify right side
    52,953.70x = 2,640,757,005.74
  5. Step 5: Solve for x
    x = 2,640,757,005.74/52,953.70
  6. Step 6: Final answer
    x = 49,869.17

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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.