Home / 45,977.13-68,686.20-29,202.84

Finding the Fourth Proportional to 45,977.13, 68,686.20 and 29,202.84

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Solution

The fourth proportional to 45,977.13, 68,686.20 and 29,202.84 is: 43,626.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,977.13 : 68,686.20 = 29,202.84 : x
  2. Step 2: Convert to fraction form
    45,977.13/68,686.20 = 29,202.84/x
  3. Step 3: Cross multiply
    45,977.13x = 68,686.20 × 29,202.84
  4. Step 4: Simplify right side
    45,977.13x = 2,005,832,108.81
  5. Step 5: Solve for x
    x = 2,005,832,108.81/45,977.13
  6. Step 6: Final answer
    x = 43,626.74

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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.