Home / 254,017.64-381,041.04-76,506.14

Finding the Fourth Proportional to 254,017.64, 381,041.04 and 76,506.14

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Solution

The fourth proportional to 254,017.64, 381,041.04 and 76,506.14 is: 114,763.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,017.64 : 381,041.04 = 76,506.14 : x
  2. Step 2: Convert to fraction form
    254,017.64/381,041.04 = 76,506.14/x
  3. Step 3: Cross multiply
    254,017.64x = 381,041.04 × 76,506.14
  4. Step 4: Simplify right side
    254,017.64x = 29,151,979,151.99
  5. Step 5: Solve for x
    x = 29,151,979,151.99/254,017.64
  6. Step 6: Final answer
    x = 114,763.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.