Home / 134,458.58-201,420.56-123,436.10

Finding the Fourth Proportional to 134,458.58, 201,420.56 and 123,436.10

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Solution

The fourth proportional to 134,458.58, 201,420.56 and 123,436.10 is: 184,908.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,458.58 : 201,420.56 = 123,436.10 : x
  2. Step 2: Convert to fraction form
    134,458.58/201,420.56 = 123,436.10/x
  3. Step 3: Cross multiply
    134,458.58x = 201,420.56 × 123,436.10
  4. Step 4: Simplify right side
    134,458.58x = 24,862,568,386.22
  5. Step 5: Solve for x
    x = 24,862,568,386.22/134,458.58
  6. Step 6: Final answer
    x = 184,908.75

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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.