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Finding the Fourth Proportional to 63,485.60, 95,228.40 and 57,653.60

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Solution

The fourth proportional to 63,485.60, 95,228.40 and 57,653.60 is: 86,480.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,485.60 : 95,228.40 = 57,653.60 : x
  2. Step 2: Convert to fraction form
    63,485.60/95,228.40 = 57,653.60/x
  3. Step 3: Cross multiply
    63,485.60x = 95,228.40 × 57,653.60
  4. Step 4: Simplify right side
    63,485.60x = 5,490,260,082.24
  5. Step 5: Solve for x
    x = 5,490,260,082.24/63,485.60
  6. Step 6: Final answer
    x = 86,480.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.