Home / 70,296.15-105,327.57-49,475.91

Finding the Fourth Proportional to 70,296.15, 105,327.57 and 49,475.91

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Solution

The fourth proportional to 70,296.15, 105,327.57 and 49,475.91 is: 74,131.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,296.15 : 105,327.57 = 49,475.91 : x
  2. Step 2: Convert to fraction form
    70,296.15/105,327.57 = 49,475.91/x
  3. Step 3: Cross multiply
    70,296.15x = 105,327.57 × 49,475.91
  4. Step 4: Simplify right side
    70,296.15x = 5,211,177,373.84
  5. Step 5: Solve for x
    x = 5,211,177,373.84/70,296.15
  6. Step 6: Final answer
    x = 74,131.76

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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.