Home / 76,323.64-114,512.70-46,398.76

Finding the Fourth Proportional to 76,323.64, 114,512.70 and 46,398.76

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Solution

The fourth proportional to 76,323.64, 114,512.70 and 46,398.76 is: 69,614.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,323.64 : 114,512.70 = 46,398.76 : x
  2. Step 2: Convert to fraction form
    76,323.64/114,512.70 = 46,398.76/x
  3. Step 3: Cross multiply
    76,323.64x = 114,512.70 × 46,398.76
  4. Step 4: Simplify right side
    76,323.64x = 5,313,247,284.25
  5. Step 5: Solve for x
    x = 5,313,247,284.25/76,323.64
  6. Step 6: Final answer
    x = 69,614.70

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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.