Home / 94,506.40-141,565.20-47,785.60

Finding the Fourth Proportional to 94,506.40, 141,565.20 and 47,785.60

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Solution

The fourth proportional to 94,506.40, 141,565.20 and 47,785.60 is: 71,580.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,506.40 : 141,565.20 = 47,785.60 : x
  2. Step 2: Convert to fraction form
    94,506.40/141,565.20 = 47,785.60/x
  3. Step 3: Cross multiply
    94,506.40x = 141,565.20 × 47,785.60
  4. Step 4: Simplify right side
    94,506.40x = 6,764,778,021.12
  5. Step 5: Solve for x
    x = 6,764,778,021.12/94,506.40
  6. Step 6: Final answer
    x = 71,580.10

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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.