Home / 76,330.32-105,336.92-46,111.44

Finding the Fourth Proportional to 76,330.32, 105,336.92 and 46,111.44

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Solution

The fourth proportional to 76,330.32, 105,336.92 and 46,111.44 is: 63,634.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,330.32 : 105,336.92 = 46,111.44 : x
  2. Step 2: Convert to fraction form
    76,330.32/105,336.92 = 46,111.44/x
  3. Step 3: Cross multiply
    76,330.32x = 105,336.92 × 46,111.44
  4. Step 4: Simplify right side
    76,330.32x = 4,857,237,066.36
  5. Step 5: Solve for x
    x = 4,857,237,066.36/76,330.32
  6. Step 6: Final answer
    x = 63,634.44

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1.5x scale

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.