Home / 302,930.08-454,087.28-125,533.60

Finding the Fourth Proportional to 302,930.08, 454,087.28 and 125,533.60

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Solution

The fourth proportional to 302,930.08, 454,087.28 and 125,533.60 is: 188,172.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,930.08 : 454,087.28 = 125,533.60 : x
  2. Step 2: Convert to fraction form
    302,930.08/454,087.28 = 125,533.60/x
  3. Step 3: Cross multiply
    302,930.08x = 454,087.28 × 125,533.60
  4. Step 4: Simplify right side
    302,930.08x = 57,003,210,972.61
  5. Step 5: Solve for x
    x = 57,003,210,972.61/302,930.08
  6. Step 6: Final answer
    x = 188,172.83

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1.5x scale

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.