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Finding the Fourth Proportional to 302,181.45, 453,222.87 and 88,899.47

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Solution

The fourth proportional to 302,181.45, 453,222.87 and 88,899.47 is: 133,334.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,181.45 : 453,222.87 = 88,899.47 : x
  2. Step 2: Convert to fraction form
    302,181.45/453,222.87 = 88,899.47/x
  3. Step 3: Cross multiply
    302,181.45x = 453,222.87 × 88,899.47
  4. Step 4: Simplify right side
    302,181.45x = 40,291,270,668.76
  5. Step 5: Solve for x
    x = 40,291,270,668.76/302,181.45
  6. Step 6: Final answer
    x = 133,334.69

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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.