Home / 47,319.20-70,903.20-25,103.60

Finding the Fourth Proportional to 47,319.20, 70,903.20 and 25,103.60

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Solution

The fourth proportional to 47,319.20, 70,903.20 and 25,103.60 is: 37,615.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,319.20 : 70,903.20 = 25,103.60 : x
  2. Step 2: Convert to fraction form
    47,319.20/70,903.20 = 25,103.60/x
  3. Step 3: Cross multiply
    47,319.20x = 70,903.20 × 25,103.60
  4. Step 4: Simplify right side
    47,319.20x = 1,779,925,571.52
  5. Step 5: Solve for x
    x = 1,779,925,571.52/47,319.20
  6. Step 6: Final answer
    x = 37,615.29

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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.