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Finding the Fourth Proportional to 127,632, 191,535.48 and 44,526

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Solution

The fourth proportional to 127,632, 191,535.48 and 44,526 is: 66,819.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,632 : 191,535.48 = 44,526 : x
  2. Step 2: Convert to fraction form
    127,632/191,535.48 = 44,526/x
  3. Step 3: Cross multiply
    127,632x = 191,535.48 × 44,526
  4. Step 4: Simplify right side
    127,632x = 8,528,308,782.48
  5. Step 5: Solve for x
    x = 8,528,308,782.48/127,632
  6. Step 6: Final answer
    x = 66,819.52

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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.