Home / 45,990.22-68,705.58-29,215.84

Finding the Fourth Proportional to 45,990.22, 68,705.58 and 29,215.84

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Solution

The fourth proportional to 45,990.22, 68,705.58 and 29,215.84 is: 43,646.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,990.22 : 68,705.58 = 29,215.84 : x
  2. Step 2: Convert to fraction form
    45,990.22/68,705.58 = 29,215.84/x
  3. Step 3: Cross multiply
    45,990.22x = 68,705.58 × 29,215.84
  4. Step 4: Simplify right side
    45,990.22x = 2,007,291,232.39
  5. Step 5: Solve for x
    x = 2,007,291,232.39/45,990.22
  6. Step 6: Final answer
    x = 43,646.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.