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Finding the Fourth Proportional to 302,201.64, 453,134.52 and 124,828.92

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Solution

The fourth proportional to 302,201.64, 453,134.52 and 124,828.92 is: 187,174.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,201.64 : 453,134.52 = 124,828.92 : x
  2. Step 2: Convert to fraction form
    302,201.64/453,134.52 = 124,828.92/x
  3. Step 3: Cross multiply
    302,201.64x = 453,134.52 × 124,828.92
  4. Step 4: Simplify right side
    302,201.64x = 56,564,292,746.32
  5. Step 5: Solve for x
    x = 56,564,292,746.32/302,201.64
  6. Step 6: Final answer
    x = 187,174.01

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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.