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Finding the Fourth Proportional to 63,683.64, 94,969.52 and 55,822.56

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Solution

The fourth proportional to 63,683.64, 94,969.52 and 55,822.56 is: 83,246.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,683.64 : 94,969.52 = 55,822.56 : x
  2. Step 2: Convert to fraction form
    63,683.64/94,969.52 = 55,822.56/x
  3. Step 3: Cross multiply
    63,683.64x = 94,969.52 × 55,822.56
  4. Step 4: Simplify right side
    63,683.64x = 5,301,441,449.26
  5. Step 5: Solve for x
    x = 5,301,441,449.26/63,683.64
  6. Step 6: Final answer
    x = 83,246.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.