Home / 84,733.48-127,035.42-51,400.36

Finding the Fourth Proportional to 84,733.48, 127,035.42 and 51,400.36

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Solution

The fourth proportional to 84,733.48, 127,035.42 and 51,400.36 is: 77,061.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,733.48 : 127,035.42 = 51,400.36 : x
  2. Step 2: Convert to fraction form
    84,733.48/127,035.42 = 51,400.36/x
  3. Step 3: Cross multiply
    84,733.48x = 127,035.42 × 51,400.36
  4. Step 4: Simplify right side
    84,733.48x = 6,529,666,320.75
  5. Step 5: Solve for x
    x = 6,529,666,320.75/84,733.48
  6. Step 6: Final answer
    x = 77,061.23

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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.