Home / 307,403.10-461,065.77-97,062.30

Finding the Fourth Proportional to 307,403.10, 461,065.77 and 97,062.30

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Solution

The fourth proportional to 307,403.10, 461,065.77 and 97,062.30 is: 145,581.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,403.10 : 461,065.77 = 97,062.30 : x
  2. Step 2: Convert to fraction form
    307,403.10/461,065.77 = 97,062.30/x
  3. Step 3: Cross multiply
    307,403.10x = 461,065.77 × 97,062.30
  4. Step 4: Simplify right side
    307,403.10x = 44,752,104,087.47
  5. Step 5: Solve for x
    x = 44,752,104,087.47/307,403.10
  6. Step 6: Final answer
    x = 145,581.17

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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.