Home / 94,505.40-141,563.70-47,784.60

Finding the Fourth Proportional to 94,505.40, 141,563.70 and 47,784.60

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Solution

The fourth proportional to 94,505.40, 141,563.70 and 47,784.60 is: 71,578.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,505.40 : 141,563.70 = 47,784.60 : x
  2. Step 2: Convert to fraction form
    94,505.40/141,563.70 = 47,784.60/x
  3. Step 3: Cross multiply
    94,505.40x = 141,563.70 × 47,784.60
  4. Step 4: Simplify right side
    94,505.40x = 6,764,564,779.02
  5. Step 5: Solve for x
    x = 6,764,564,779.02/94,505.40
  6. Step 6: Final answer
    x = 71,578.61

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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.