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Finding the Fourth Proportional to 99,793.95, 149,690.93 and 99,793.95

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Solution

The fourth proportional to 99,793.95, 149,690.93 and 99,793.95 is: 149,690.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,793.95 : 149,690.93 = 99,793.95 : x
  2. Step 2: Convert to fraction form
    99,793.95/149,690.93 = 99,793.95/x
  3. Step 3: Cross multiply
    99,793.95x = 149,690.93 × 99,793.95
  4. Step 4: Simplify right side
    99,793.95x = 14,938,248,684.90
  5. Step 5: Solve for x
    x = 14,938,248,684.90/99,793.95
  6. Step 6: Final answer
    x = 149,690.93

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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.