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Finding the Fourth Proportional to 148,492.93, 222,750.33 and 43,314.70

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Solution

The fourth proportional to 148,492.93, 222,750.33 and 43,314.70 is: 64,975.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,492.93 : 222,750.33 = 43,314.70 : x
  2. Step 2: Convert to fraction form
    148,492.93/222,750.33 = 43,314.70/x
  3. Step 3: Cross multiply
    148,492.93x = 222,750.33 × 43,314.70
  4. Step 4: Simplify right side
    148,492.93x = 9,648,363,718.85
  5. Step 5: Solve for x
    x = 9,648,363,718.85/148,492.93
  6. Step 6: Final answer
    x = 64,975.24

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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.