Home / 75,214.32-112,769.64-35,738.16

Finding the Fourth Proportional to 75,214.32, 112,769.64 and 35,738.16

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Solution

The fourth proportional to 75,214.32, 112,769.64 and 35,738.16 is: 53,582.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,214.32 : 112,769.64 = 35,738.16 : x
  2. Step 2: Convert to fraction form
    75,214.32/112,769.64 = 35,738.16/x
  3. Step 3: Cross multiply
    75,214.32x = 112,769.64 × 35,738.16
  4. Step 4: Simplify right side
    75,214.32x = 4,030,179,437.46
  5. Step 5: Solve for x
    x = 4,030,179,437.46/75,214.32
  6. Step 6: Final answer
    x = 53,582.61

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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.