Home / 189,440.28-284,175.78-63,075.96

Finding the Fourth Proportional to 189,440.28, 284,175.78 and 63,075.96

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Solution

The fourth proportional to 189,440.28, 284,175.78 and 63,075.96 is: 94,619.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,440.28 : 284,175.78 = 63,075.96 : x
  2. Step 2: Convert to fraction form
    189,440.28/284,175.78 = 63,075.96/x
  3. Step 3: Cross multiply
    189,440.28x = 284,175.78 × 63,075.96
  4. Step 4: Simplify right side
    189,440.28x = 17,924,660,132.25
  5. Step 5: Solve for x
    x = 17,924,660,132.25/189,440.28
  6. Step 6: Final answer
    x = 94,619.05

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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.