Home / 77,844.96-107,428.68-46,041.12

Finding the Fourth Proportional to 77,844.96, 107,428.68 and 46,041.12

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Solution

The fourth proportional to 77,844.96, 107,428.68 and 46,041.12 is: 63,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,844.96 : 107,428.68 = 46,041.12 : x
  2. Step 2: Convert to fraction form
    77,844.96/107,428.68 = 46,041.12/x
  3. Step 3: Cross multiply
    77,844.96x = 107,428.68 × 46,041.12
  4. Step 4: Simplify right side
    77,844.96x = 4,946,136,747.32
  5. Step 5: Solve for x
    x = 4,946,136,747.32/77,844.96
  6. Step 6: Final answer
    x = 63,538.30

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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.