Home / 81,822.76-112,919.87-46,014.89

Finding the Fourth Proportional to 81,822.76, 112,919.87 and 46,014.89

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Solution

The fourth proportional to 81,822.76, 112,919.87 and 46,014.89 is: 63,503.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,822.76 : 112,919.87 = 46,014.89 : x
  2. Step 2: Convert to fraction form
    81,822.76/112,919.87 = 46,014.89/x
  3. Step 3: Cross multiply
    81,822.76x = 112,919.87 × 46,014.89
  4. Step 4: Simplify right side
    81,822.76x = 5,195,994,947.30
  5. Step 5: Solve for x
    x = 5,195,994,947.30/81,822.76
  6. Step 6: Final answer
    x = 63,503.05

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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.