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Finding the Fourth Proportional to 152,559.52, 228,783.12 and 52,694.08

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Solution

The fourth proportional to 152,559.52, 228,783.12 and 52,694.08 is: 79,021.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,559.52 : 228,783.12 = 52,694.08 : x
  2. Step 2: Convert to fraction form
    152,559.52/228,783.12 = 52,694.08/x
  3. Step 3: Cross multiply
    152,559.52x = 228,783.12 × 52,694.08
  4. Step 4: Simplify right side
    152,559.52x = 12,055,516,027.93
  5. Step 5: Solve for x
    x = 12,055,516,027.93/152,559.52
  6. Step 6: Final answer
    x = 79,021.72

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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.