Home / 77,464.45-106,884.34-50,646.34

Finding the Fourth Proportional to 77,464.45, 106,884.34 and 50,646.34

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Solution

The fourth proportional to 77,464.45, 106,884.34 and 50,646.34 is: 69,881.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,464.45 : 106,884.34 = 50,646.34 : x
  2. Step 2: Convert to fraction form
    77,464.45/106,884.34 = 50,646.34/x
  3. Step 3: Cross multiply
    77,464.45x = 106,884.34 × 50,646.34
  4. Step 4: Simplify right side
    77,464.45x = 5,413,300,624.32
  5. Step 5: Solve for x
    x = 5,413,300,624.32/77,464.45
  6. Step 6: Final answer
    x = 69,881.10

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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.