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Finding the Fourth Proportional to 302,203.64, 453,137.52 and 124,830.92

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Solution

The fourth proportional to 302,203.64, 453,137.52 and 124,830.92 is: 187,177.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,203.64 : 453,137.52 = 124,830.92 : x
  2. Step 2: Convert to fraction form
    302,203.64/453,137.52 = 124,830.92/x
  3. Step 3: Cross multiply
    302,203.64x = 453,137.52 × 124,830.92
  4. Step 4: Simplify right side
    302,203.64x = 56,565,573,508.12
  5. Step 5: Solve for x
    x = 56,565,573,508.12/302,203.64
  6. Step 6: Final answer
    x = 187,177.01

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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.