Home / 307,268.64-461,045.52-129,817.08

Finding the Fourth Proportional to 307,268.64, 461,045.52 and 129,817.08

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Solution

The fourth proportional to 307,268.64, 461,045.52 and 129,817.08 is: 194,785.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,268.64 : 461,045.52 = 129,817.08 : x
  2. Step 2: Convert to fraction form
    307,268.64/461,045.52 = 129,817.08/x
  3. Step 3: Cross multiply
    307,268.64x = 461,045.52 × 129,817.08
  4. Step 4: Simplify right side
    307,268.64x = 59,851,583,153.48
  5. Step 5: Solve for x
    x = 59,851,583,153.48/307,268.64
  6. Step 6: Final answer
    x = 194,785.85

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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.