Home / 127,942.84-191,909.94-34,445.08

Finding the Fourth Proportional to 127,942.84, 191,909.94 and 34,445.08

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Solution

The fourth proportional to 127,942.84, 191,909.94 and 34,445.08 is: 51,666.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,942.84 : 191,909.94 = 34,445.08 : x
  2. Step 2: Convert to fraction form
    127,942.84/191,909.94 = 34,445.08/x
  3. Step 3: Cross multiply
    127,942.84x = 191,909.94 × 34,445.08
  4. Step 4: Simplify right side
    127,942.84x = 6,610,353,236.10
  5. Step 5: Solve for x
    x = 6,610,353,236.10/127,942.84
  6. Step 6: Final answer
    x = 51,666.46

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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.