Home / 54,130.44-74,701.08-29,931.42

Finding the Fourth Proportional to 54,130.44, 74,701.08 and 29,931.42

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Solution

The fourth proportional to 54,130.44, 74,701.08 and 29,931.42 is: 41,305.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,130.44 : 74,701.08 = 29,931.42 : x
  2. Step 2: Convert to fraction form
    54,130.44/74,701.08 = 29,931.42/x
  3. Step 3: Cross multiply
    54,130.44x = 74,701.08 × 29,931.42
  4. Step 4: Simplify right side
    54,130.44x = 2,235,909,399.93
  5. Step 5: Solve for x
    x = 2,235,909,399.93/54,130.44
  6. Step 6: Final answer
    x = 41,305.95

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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.