Home / 94,449.86-130,352.99-54,178.01

Finding the Fourth Proportional to 94,449.86, 130,352.99 and 54,178.01

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Solution

The fourth proportional to 94,449.86, 130,352.99 and 54,178.01 is: 74,772.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,449.86 : 130,352.99 = 54,178.01 : x
  2. Step 2: Convert to fraction form
    94,449.86/130,352.99 = 54,178.01/x
  3. Step 3: Cross multiply
    94,449.86x = 130,352.99 × 54,178.01
  4. Step 4: Simplify right side
    94,449.86x = 7,062,264,673.09
  5. Step 5: Solve for x
    x = 7,062,264,673.09/94,449.86
  6. Step 6: Final answer
    x = 74,772.64

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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.