Home / 148,337.83-222,652.93-105,690.63

Finding the Fourth Proportional to 148,337.83, 222,652.93 and 105,690.63

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Solution

The fourth proportional to 148,337.83, 222,652.93 and 105,690.63 is: 158,640.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,337.83 : 222,652.93 = 105,690.63 : x
  2. Step 2: Convert to fraction form
    148,337.83/222,652.93 = 105,690.63/x
  3. Step 3: Cross multiply
    148,337.83x = 222,652.93 × 105,690.63
  4. Step 4: Simplify right side
    148,337.83x = 23,532,328,443.05
  5. Step 5: Solve for x
    x = 23,532,328,443.05/148,337.83
  6. Step 6: Final answer
    x = 158,640.10

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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.