Home / 134,579.77-201,899.21-39,802.56

Finding the Fourth Proportional to 134,579.77, 201,899.21 and 39,802.56

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Solution

The fourth proportional to 134,579.77, 201,899.21 and 39,802.56 is: 59,712.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,579.77 : 201,899.21 = 39,802.56 : x
  2. Step 2: Convert to fraction form
    134,579.77/201,899.21 = 39,802.56/x
  3. Step 3: Cross multiply
    134,579.77x = 201,899.21 × 39,802.56
  4. Step 4: Simplify right side
    134,579.77x = 8,036,105,419.98
  5. Step 5: Solve for x
    x = 8,036,105,419.98/134,579.77
  6. Step 6: Final answer
    x = 59,712.58

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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.