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Finding the Fourth Proportional to 114,953.63, 172,430.24 and 36,073.98

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Solution

The fourth proportional to 114,953.63, 172,430.24 and 36,073.98 is: 54,110.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,953.63 : 172,430.24 = 36,073.98 : x
  2. Step 2: Convert to fraction form
    114,953.63/172,430.24 = 36,073.98/x
  3. Step 3: Cross multiply
    114,953.63x = 172,430.24 × 36,073.98
  4. Step 4: Simplify right side
    114,953.63x = 6,220,244,848.79
  5. Step 5: Solve for x
    x = 6,220,244,848.79/114,953.63
  6. Step 6: Final answer
    x = 54,110.91

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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.