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Finding the Fourth Proportional to 64,093.88, 88,434.45 and 37,220.45

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Solution

The fourth proportional to 64,093.88, 88,434.45 and 37,220.45 is: 51,355.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,093.88 : 88,434.45 = 37,220.45 : x
  2. Step 2: Convert to fraction form
    64,093.88/88,434.45 = 37,220.45/x
  3. Step 3: Cross multiply
    64,093.88x = 88,434.45 × 37,220.45
  4. Step 4: Simplify right side
    64,093.88x = 3,291,569,582.33
  5. Step 5: Solve for x
    x = 3,291,569,582.33/64,093.88
  6. Step 6: Final answer
    x = 51,355.44

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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.