Home / 66,644.01-91,812.38-46,464.21

Finding the Fourth Proportional to 66,644.01, 91,812.38 and 46,464.21

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Solution

The fourth proportional to 66,644.01, 91,812.38 and 46,464.21 is: 64,011.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,644.01 : 91,812.38 = 46,464.21 : x
  2. Step 2: Convert to fraction form
    66,644.01/91,812.38 = 46,464.21/x
  3. Step 3: Cross multiply
    66,644.01x = 91,812.38 × 46,464.21
  4. Step 4: Simplify right side
    66,644.01x = 4,265,989,472.60
  5. Step 5: Solve for x
    x = 4,265,989,472.60/66,644.01
  6. Step 6: Final answer
    x = 64,011.60

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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.