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Finding the Fourth Proportional to 64,273.37, 88,866.57 and 56,292.74

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Solution

The fourth proportional to 64,273.37, 88,866.57 and 56,292.74 is: 77,832.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,273.37 : 88,866.57 = 56,292.74 : x
  2. Step 2: Convert to fraction form
    64,273.37/88,866.57 = 56,292.74/x
  3. Step 3: Cross multiply
    64,273.37x = 88,866.57 × 56,292.74
  4. Step 4: Simplify right side
    64,273.37x = 5,002,542,503.07
  5. Step 5: Solve for x
    x = 5,002,542,503.07/64,273.37
  6. Step 6: Final answer
    x = 77,832.28

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1.5x scale

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.