Home / 63,434.28-87,544.65-35,142.60

Finding the Fourth Proportional to 63,434.28, 87,544.65 and 35,142.60

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Solution

The fourth proportional to 63,434.28, 87,544.65 and 35,142.60 is: 48,499.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,434.28 : 87,544.65 = 35,142.60 : x
  2. Step 2: Convert to fraction form
    63,434.28/87,544.65 = 35,142.60/x
  3. Step 3: Cross multiply
    63,434.28x = 87,544.65 × 35,142.60
  4. Step 4: Simplify right side
    63,434.28x = 3,076,546,617.09
  5. Step 5: Solve for x
    x = 3,076,546,617.09/63,434.28
  6. Step 6: Final answer
    x = 48,499.75

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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.