Home / 94,009.36-140,868.24-54,468.40

Finding the Fourth Proportional to 94,009.36, 140,868.24 and 54,468.40

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Solution

The fourth proportional to 94,009.36, 140,868.24 and 54,468.40 is: 81,618.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,009.36 : 140,868.24 = 54,468.40 : x
  2. Step 2: Convert to fraction form
    94,009.36/140,868.24 = 54,468.40/x
  3. Step 3: Cross multiply
    94,009.36x = 140,868.24 × 54,468.40
  4. Step 4: Simplify right side
    94,009.36x = 7,672,867,643.62
  5. Step 5: Solve for x
    x = 7,672,867,643.62/94,009.36
  6. Step 6: Final answer
    x = 81,618.12

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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.