Home / 75,034.79-112,558.10-25,115.07

Finding the Fourth Proportional to 75,034.79, 112,558.10 and 25,115.07

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Solution

The fourth proportional to 75,034.79, 112,558.10 and 25,115.07 is: 37,674.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,034.79 : 112,558.10 = 25,115.07 : x
  2. Step 2: Convert to fraction form
    75,034.79/112,558.10 = 25,115.07/x
  3. Step 3: Cross multiply
    75,034.79x = 112,558.10 × 25,115.07
  4. Step 4: Simplify right side
    75,034.79x = 2,826,904,365.22
  5. Step 5: Solve for x
    x = 2,826,904,365.22/75,034.79
  6. Step 6: Final answer
    x = 37,674.58

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1.5x scale

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.