Home / 94,446.78-130,364.03-75,458.76

Finding the Fourth Proportional to 94,446.78, 130,364.03 and 75,458.76

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Solution

The fourth proportional to 94,446.78, 130,364.03 and 75,458.76 is: 104,155.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,446.78 : 130,364.03 = 75,458.76 : x
  2. Step 2: Convert to fraction form
    94,446.78/130,364.03 = 75,458.76/x
  3. Step 3: Cross multiply
    94,446.78x = 130,364.03 × 75,458.76
  4. Step 4: Simplify right side
    94,446.78x = 9,837,107,400.58
  5. Step 5: Solve for x
    x = 9,837,107,400.58/94,446.78
  6. Step 6: Final answer
    x = 104,155.04

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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.