Home / 70,115.22-96,761.52-38,285.46

Finding the Fourth Proportional to 70,115.22, 96,761.52 and 38,285.46

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Solution

The fourth proportional to 70,115.22, 96,761.52 and 38,285.46 is: 52,835.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,115.22 : 96,761.52 = 38,285.46 : x
  2. Step 2: Convert to fraction form
    70,115.22/96,761.52 = 38,285.46/x
  3. Step 3: Cross multiply
    70,115.22x = 96,761.52 × 38,285.46
  4. Step 4: Simplify right side
    70,115.22x = 3,704,559,303.50
  5. Step 5: Solve for x
    x = 3,704,559,303.50/70,115.22
  6. Step 6: Final answer
    x = 52,835.31

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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.