Home / 43,153.36-64,696.92-38,757.40

Finding the Fourth Proportional to 43,153.36, 64,696.92 and 38,757.40

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Solution

The fourth proportional to 43,153.36, 64,696.92 and 38,757.40 is: 58,106.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,153.36 : 64,696.92 = 38,757.40 : x
  2. Step 2: Convert to fraction form
    43,153.36/64,696.92 = 38,757.40/x
  3. Step 3: Cross multiply
    43,153.36x = 64,696.92 × 38,757.40
  4. Step 4: Simplify right side
    43,153.36x = 2,507,484,407.21
  5. Step 5: Solve for x
    x = 2,507,484,407.21/43,153.36
  6. Step 6: Final answer
    x = 58,106.35

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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.