Home / 57,423.02-79,268.07-53,835.98

Finding the Fourth Proportional to 57,423.02, 79,268.07 and 53,835.98

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Solution

The fourth proportional to 57,423.02, 79,268.07 and 53,835.98 is: 74,316.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,423.02 : 79,268.07 = 53,835.98 : x
  2. Step 2: Convert to fraction form
    57,423.02/79,268.07 = 53,835.98/x
  3. Step 3: Cross multiply
    57,423.02x = 79,268.07 × 53,835.98
  4. Step 4: Simplify right side
    57,423.02x = 4,267,474,231.16
  5. Step 5: Solve for x
    x = 4,267,474,231.16/57,423.02
  6. Step 6: Final answer
    x = 74,316.44

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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.