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Finding the Fourth Proportional to 175,548.80, 263,364.80 and 57,220.80

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Solution

The fourth proportional to 175,548.80, 263,364.80 and 57,220.80 is: 85,844.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,548.80 : 263,364.80 = 57,220.80 : x
  2. Step 2: Convert to fraction form
    175,548.80/263,364.80 = 57,220.80/x
  3. Step 3: Cross multiply
    175,548.80x = 263,364.80 × 57,220.80
  4. Step 4: Simplify right side
    175,548.80x = 15,069,944,547.84
  5. Step 5: Solve for x
    x = 15,069,944,547.84/175,548.80
  6. Step 6: Final answer
    x = 85,844.76

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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.