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Finding the Fourth Proportional to 152,093.80, 228,140.70 and 63,317.80

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Solution

The fourth proportional to 152,093.80, 228,140.70 and 63,317.80 is: 94,976.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,093.80 : 228,140.70 = 63,317.80 : x
  2. Step 2: Convert to fraction form
    152,093.80/228,140.70 = 63,317.80/x
  3. Step 3: Cross multiply
    152,093.80x = 228,140.70 × 63,317.80
  4. Step 4: Simplify right side
    152,093.80x = 14,445,367,214.46
  5. Step 5: Solve for x
    x = 14,445,367,214.46/152,093.80
  6. Step 6: Final answer
    x = 94,976.70

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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.