Home / 134,139.26-201,208.93-49,888.42

Finding the Fourth Proportional to 134,139.26, 201,208.93 and 49,888.42

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Solution

The fourth proportional to 134,139.26, 201,208.93 and 49,888.42 is: 74,832.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,139.26 : 201,208.93 = 49,888.42 : x
  2. Step 2: Convert to fraction form
    134,139.26/201,208.93 = 49,888.42/x
  3. Step 3: Cross multiply
    134,139.26x = 201,208.93 × 49,888.42
  4. Step 4: Simplify right side
    134,139.26x = 10,037,994,601.55
  5. Step 5: Solve for x
    x = 10,037,994,601.55/134,139.26
  6. Step 6: Final answer
    x = 74,832.64

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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.