Home / 43,185.84-64,777.23-30,483.51

Finding the Fourth Proportional to 43,185.84, 64,777.23 and 30,483.51

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Solution

The fourth proportional to 43,185.84, 64,777.23 and 30,483.51 is: 45,724.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,185.84 : 64,777.23 = 30,483.51 : x
  2. Step 2: Convert to fraction form
    43,185.84/64,777.23 = 30,483.51/x
  3. Step 3: Cross multiply
    43,185.84x = 64,777.23 × 30,483.51
  4. Step 4: Simplify right side
    43,185.84x = 1,974,637,338.48
  5. Step 5: Solve for x
    x = 1,974,637,338.48/43,185.84
  6. Step 6: Final answer
    x = 45,724.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.