Home / 307,515.90-461,338.65-97,175.10

Finding the Fourth Proportional to 307,515.90, 461,338.65 and 97,175.10

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Solution

The fourth proportional to 307,515.90, 461,338.65 and 97,175.10 is: 145,783.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,515.90 : 461,338.65 = 97,175.10 : x
  2. Step 2: Convert to fraction form
    307,515.90/461,338.65 = 97,175.10/x
  3. Step 3: Cross multiply
    307,515.90x = 461,338.65 × 97,175.10
  4. Step 4: Simplify right side
    307,515.90x = 44,830,629,447.62
  5. Step 5: Solve for x
    x = 44,830,629,447.62/307,515.90
  6. Step 6: Final answer
    x = 145,783.13

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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.