Home / 77,071.87-106,346.82-46,841.05

Finding the Fourth Proportional to 77,071.87, 106,346.82 and 46,841.05

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Solution

The fourth proportional to 77,071.87, 106,346.82 and 46,841.05 is: 64,633.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,071.87 : 106,346.82 = 46,841.05 : x
  2. Step 2: Convert to fraction form
    77,071.87/106,346.82 = 46,841.05/x
  3. Step 3: Cross multiply
    77,071.87x = 106,346.82 × 46,841.05
  4. Step 4: Simplify right side
    77,071.87x = 4,981,396,712.96
  5. Step 5: Solve for x
    x = 4,981,396,712.96/77,071.87
  6. Step 6: Final answer
    x = 64,633.14

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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.