Home / 94,304.40-130,139.04-51,863.52

Finding the Fourth Proportional to 94,304.40, 130,139.04 and 51,863.52

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Solution

The fourth proportional to 94,304.40, 130,139.04 and 51,863.52 is: 71,571.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,304.40 : 130,139.04 = 51,863.52 : x
  2. Step 2: Convert to fraction form
    94,304.40/130,139.04 = 51,863.52/x
  3. Step 3: Cross multiply
    94,304.40x = 130,139.04 × 51,863.52
  4. Step 4: Simplify right side
    94,304.40x = 6,749,468,703.82
  5. Step 5: Solve for x
    x = 6,749,468,703.82/94,304.40
  6. Step 6: Final answer
    x = 71,571.09

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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.