Home / 77,062.87-106,334.40-46,832.05

Finding the Fourth Proportional to 77,062.87, 106,334.40 and 46,832.05

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Solution

The fourth proportional to 77,062.87, 106,334.40 and 46,832.05 is: 64,620.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,062.87 : 106,334.40 = 46,832.05 : x
  2. Step 2: Convert to fraction form
    77,062.87/106,334.40 = 46,832.05/x
  3. Step 3: Cross multiply
    77,062.87x = 106,334.40 × 46,832.05
  4. Step 4: Simplify right side
    77,062.87x = 4,979,857,937.52
  5. Step 5: Solve for x
    x = 4,979,857,937.52/77,062.87
  6. Step 6: Final answer
    x = 64,620.72

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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.