Home / 189,281.75-283,923.46-47,126.85

Finding the Fourth Proportional to 189,281.75, 283,923.46 and 47,126.85

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Solution

The fourth proportional to 189,281.75, 283,923.46 and 47,126.85 is: 70,690.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,281.75 : 283,923.46 = 47,126.85 : x
  2. Step 2: Convert to fraction form
    189,281.75/283,923.46 = 47,126.85/x
  3. Step 3: Cross multiply
    189,281.75x = 283,923.46 × 47,126.85
  4. Step 4: Simplify right side
    189,281.75x = 13,380,417,305.10
  5. Step 5: Solve for x
    x = 13,380,417,305.10/189,281.75
  6. Step 6: Final answer
    x = 70,690.48

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1.5x scale

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.