Home / 307,528.60-461,290.10-97,166.52

Finding the Fourth Proportional to 307,528.60, 461,290.10 and 97,166.52

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Solution

The fourth proportional to 307,528.60, 461,290.10 and 97,166.52 is: 145,748.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,528.60 : 461,290.10 = 97,166.52 : x
  2. Step 2: Convert to fraction form
    307,528.60/461,290.10 = 97,166.52/x
  3. Step 3: Cross multiply
    307,528.60x = 461,290.10 × 97,166.52
  4. Step 4: Simplify right side
    307,528.60x = 44,821,953,727.45
  5. Step 5: Solve for x
    x = 44,821,953,727.45/307,528.60
  6. Step 6: Final answer
    x = 145,748.90

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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.