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Finding the Fourth Proportional to 148,570.70, 222,856.53 and 37,762.70

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Solution

The fourth proportional to 148,570.70, 222,856.53 and 37,762.70 is: 56,644.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,570.70 : 222,856.53 = 37,762.70 : x
  2. Step 2: Convert to fraction form
    148,570.70/222,856.53 = 37,762.70/x
  3. Step 3: Cross multiply
    148,570.70x = 222,856.53 × 37,762.70
  4. Step 4: Simplify right side
    148,570.70x = 8,415,664,285.43
  5. Step 5: Solve for x
    x = 8,415,664,285.43/148,570.70
  6. Step 6: Final answer
    x = 56,644.17

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1.5x scale

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.