Home / 81,964.17-113,110.29-46,154.34

Finding the Fourth Proportional to 81,964.17, 113,110.29 and 46,154.34

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Solution

The fourth proportional to 81,964.17, 113,110.29 and 46,154.34 is: 63,692.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,964.17 : 113,110.29 = 46,154.34 : x
  2. Step 2: Convert to fraction form
    81,964.17/113,110.29 = 46,154.34/x
  3. Step 3: Cross multiply
    81,964.17x = 113,110.29 × 46,154.34
  4. Step 4: Simplify right side
    81,964.17x = 5,220,530,782.16
  5. Step 5: Solve for x
    x = 5,220,530,782.16/81,964.17
  6. Step 6: Final answer
    x = 63,692.84

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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.