Home / 76,573.08-105,673.05-46,363.86

Finding the Fourth Proportional to 76,573.08, 105,673.05 and 46,363.86

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Solution

The fourth proportional to 76,573.08, 105,673.05 and 46,363.86 is: 63,983.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,573.08 : 105,673.05 = 46,363.86 : x
  2. Step 2: Convert to fraction form
    76,573.08/105,673.05 = 46,363.86/x
  3. Step 3: Cross multiply
    76,573.08x = 105,673.05 × 46,363.86
  4. Step 4: Simplify right side
    76,573.08x = 4,899,410,495.97
  5. Step 5: Solve for x
    x = 4,899,410,495.97/76,573.08
  6. Step 6: Final answer
    x = 63,983.46

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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.