Home / 77,906.74-107,533.32-46,086.70

Finding the Fourth Proportional to 77,906.74, 107,533.32 and 46,086.70

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Solution

The fourth proportional to 77,906.74, 107,533.32 and 46,086.70 is: 63,612.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,906.74 : 107,533.32 = 46,086.70 : x
  2. Step 2: Convert to fraction form
    77,906.74/107,533.32 = 46,086.70/x
  3. Step 3: Cross multiply
    77,906.74x = 107,533.32 × 46,086.70
  4. Step 4: Simplify right side
    77,906.74x = 4,955,855,858.84
  5. Step 5: Solve for x
    x = 4,955,855,858.84/77,906.74
  6. Step 6: Final answer
    x = 63,612.67

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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.