Home / 127,849.79-191,821.43-59,493.93

Finding the Fourth Proportional to 127,849.79, 191,821.43 and 59,493.93

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Solution

The fourth proportional to 127,849.79, 191,821.43 and 59,493.93 is: 89,262.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,849.79 : 191,821.43 = 59,493.93 : x
  2. Step 2: Convert to fraction form
    127,849.79/191,821.43 = 59,493.93/x
  3. Step 3: Cross multiply
    127,849.79x = 191,821.43 × 59,493.93
  4. Step 4: Simplify right side
    127,849.79x = 11,412,210,431.45
  5. Step 5: Solve for x
    x = 11,412,210,431.45/127,849.79
  6. Step 6: Final answer
    x = 89,262.65

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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.