Home / 189,213.84-283,457.88-106,166.16

Finding the Fourth Proportional to 189,213.84, 283,457.88 and 106,166.16

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Solution

The fourth proportional to 189,213.84, 283,457.88 and 106,166.16 is: 159,045.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,213.84 : 283,457.88 = 106,166.16 : x
  2. Step 2: Convert to fraction form
    189,213.84/283,457.88 = 106,166.16/x
  3. Step 3: Cross multiply
    189,213.84x = 283,457.88 × 106,166.16
  4. Step 4: Simplify right side
    189,213.84x = 30,093,634,641.34
  5. Step 5: Solve for x
    x = 30,093,634,641.34/189,213.84
  6. Step 6: Final answer
    x = 159,045.63

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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.