Home / 81,920.94-113,050.62-46,110.93

Finding the Fourth Proportional to 81,920.94, 113,050.62 and 46,110.93

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Solution

The fourth proportional to 81,920.94, 113,050.62 and 46,110.93 is: 63,632.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,920.94 : 113,050.62 = 46,110.93 : x
  2. Step 2: Convert to fraction form
    81,920.94/113,050.62 = 46,110.93/x
  3. Step 3: Cross multiply
    81,920.94x = 113,050.62 × 46,110.93
  4. Step 4: Simplify right side
    81,920.94x = 5,212,869,225.28
  5. Step 5: Solve for x
    x = 5,212,869,225.28/81,920.94
  6. Step 6: Final answer
    x = 63,632.93

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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.