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Finding the Fourth Proportional to 189,566.88, 284,254.88 and 63,162.32

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Solution

The fourth proportional to 189,566.88, 284,254.88 and 63,162.32 is: 94,711.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,566.88 : 284,254.88 = 63,162.32 : x
  2. Step 2: Convert to fraction form
    189,566.88/284,254.88 = 63,162.32/x
  3. Step 3: Cross multiply
    189,566.88x = 284,254.88 × 63,162.32
  4. Step 4: Simplify right side
    189,566.88x = 17,954,197,692.12
  5. Step 5: Solve for x
    x = 17,954,197,692.12/189,566.88
  6. Step 6: Final answer
    x = 94,711.68

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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.