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Finding the Fourth Proportional to 152,695.53, 228,932.55 and 102,651.48

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Solution

The fourth proportional to 152,695.53, 228,932.55 and 102,651.48 is: 153,902.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,695.53 : 228,932.55 = 102,651.48 : x
  2. Step 2: Convert to fraction form
    152,695.53/228,932.55 = 102,651.48/x
  3. Step 3: Cross multiply
    152,695.53x = 228,932.55 × 102,651.48
  4. Step 4: Simplify right side
    152,695.53x = 23,500,265,077.67
  5. Step 5: Solve for x
    x = 23,500,265,077.67/152,695.53
  6. Step 6: Final answer
    x = 153,902.77

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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.