Home / 64,612.26-89,151.84-37,749.58

Finding the Fourth Proportional to 64,612.26, 89,151.84 and 37,749.58

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Solution

The fourth proportional to 64,612.26, 89,151.84 and 37,749.58 is: 52,086.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,612.26 : 89,151.84 = 37,749.58 : x
  2. Step 2: Convert to fraction form
    64,612.26/89,151.84 = 37,749.58/x
  3. Step 3: Cross multiply
    64,612.26x = 89,151.84 × 37,749.58
  4. Step 4: Simplify right side
    64,612.26x = 3,365,444,070.47
  5. Step 5: Solve for x
    x = 3,365,444,070.47/64,612.26
  6. Step 6: Final answer
    x = 52,086.78

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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.