Home / 64,761.64-89,372.58-36,083.23

Finding the Fourth Proportional to 64,761.64, 89,372.58 and 36,083.23

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Solution

The fourth proportional to 64,761.64, 89,372.58 and 36,083.23 is: 49,795.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,761.64 : 89,372.58 = 36,083.23 : x
  2. Step 2: Convert to fraction form
    64,761.64/89,372.58 = 36,083.23/x
  3. Step 3: Cross multiply
    64,761.64x = 89,372.58 × 36,083.23
  4. Step 4: Simplify right side
    64,761.64x = 3,224,851,359.83
  5. Step 5: Solve for x
    x = 3,224,851,359.83/64,761.64
  6. Step 6: Final answer
    x = 49,795.70

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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.