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Finding the Fourth Proportional to 55,999.56, 77,276.25 and 32,124

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Solution

The fourth proportional to 55,999.56, 77,276.25 and 32,124 is: 44,329.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,999.56 : 77,276.25 = 32,124 : x
  2. Step 2: Convert to fraction form
    55,999.56/77,276.25 = 32,124/x
  3. Step 3: Cross multiply
    55,999.56x = 77,276.25 × 32,124
  4. Step 4: Simplify right side
    55,999.56x = 2,482,422,255
  5. Step 5: Solve for x
    x = 2,482,422,255/55,999.56
  6. Step 6: Final answer
    x = 44,329.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.