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Finding the Fourth Proportional to 152,468.34, 228,661.20 and 63,703.28

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Solution

The fourth proportional to 152,468.34, 228,661.20 and 63,703.28 is: 95,537.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,468.34 : 228,661.20 = 63,703.28 : x
  2. Step 2: Convert to fraction form
    152,468.34/228,661.20 = 63,703.28/x
  3. Step 3: Cross multiply
    152,468.34x = 228,661.20 × 63,703.28
  4. Step 4: Simplify right side
    152,468.34x = 14,566,467,305.43
  5. Step 5: Solve for x
    x = 14,566,467,305.43/152,468.34
  6. Step 6: Final answer
    x = 95,537.65

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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.