Home / 71,973.28-107,738.48-46,959.47

Finding the Fourth Proportional to 71,973.28, 107,738.48 and 46,959.47

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Solution

The fourth proportional to 71,973.28, 107,738.48 and 46,959.47 is: 70,294.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,973.28 : 107,738.48 = 46,959.47 : x
  2. Step 2: Convert to fraction form
    71,973.28/107,738.48 = 46,959.47/x
  3. Step 3: Cross multiply
    71,973.28x = 107,738.48 × 46,959.47
  4. Step 4: Simplify right side
    71,973.28x = 5,059,341,322.01
  5. Step 5: Solve for x
    x = 5,059,341,322.01/71,973.28
  6. Step 6: Final answer
    x = 70,294.72

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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.