Home / 76,825.86-106,026.65-46,618.83

Finding the Fourth Proportional to 76,825.86, 106,026.65 and 46,618.83

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Solution

The fourth proportional to 76,825.86, 106,026.65 and 46,618.83 is: 64,338.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,825.86 : 106,026.65 = 46,618.83 : x
  2. Step 2: Convert to fraction form
    76,825.86/106,026.65 = 46,618.83/x
  3. Step 3: Cross multiply
    76,825.86x = 106,026.65 × 46,618.83
  4. Step 4: Simplify right side
    76,825.86x = 4,942,838,371.82
  5. Step 5: Solve for x
    x = 4,942,838,371.82/76,825.86
  6. Step 6: Final answer
    x = 64,338.21

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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.