Home / 57,424.02-79,269.45-53,836.98

Finding the Fourth Proportional to 57,424.02, 79,269.45 and 53,836.98

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Solution

The fourth proportional to 57,424.02, 79,269.45 and 53,836.98 is: 74,317.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,424.02 : 79,269.45 = 53,836.98 : x
  2. Step 2: Convert to fraction form
    57,424.02/79,269.45 = 53,836.98/x
  3. Step 3: Cross multiply
    57,424.02x = 79,269.45 × 53,836.98
  4. Step 4: Simplify right side
    57,424.02x = 4,267,627,794.26
  5. Step 5: Solve for x
    x = 4,267,627,794.26/57,424.02
  6. Step 6: Final answer
    x = 74,317.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.