Home / 189,914.17-284,909.67-84,733.13

Finding the Fourth Proportional to 189,914.17, 284,909.67 and 84,733.13

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Solution

The fourth proportional to 189,914.17, 284,909.67 and 84,733.13 is: 127,116.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,914.17 : 284,909.67 = 84,733.13 : x
  2. Step 2: Convert to fraction form
    189,914.17/284,909.67 = 84,733.13/x
  3. Step 3: Cross multiply
    189,914.17x = 284,909.67 × 84,733.13
  4. Step 4: Simplify right side
    189,914.17x = 24,141,288,106.37
  5. Step 5: Solve for x
    x = 24,141,288,106.37/189,914.17
  6. Step 6: Final answer
    x = 127,116.83

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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.