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Finding the Fourth Proportional to 54,346.98, 81,522.90 and 14,903.22

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Solution

The fourth proportional to 54,346.98, 81,522.90 and 14,903.22 is: 22,355.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,346.98 : 81,522.90 = 14,903.22 : x
  2. Step 2: Convert to fraction form
    54,346.98/81,522.90 = 14,903.22/x
  3. Step 3: Cross multiply
    54,346.98x = 81,522.90 × 14,903.22
  4. Step 4: Simplify right side
    54,346.98x = 1,214,953,713.74
  5. Step 5: Solve for x
    x = 1,214,953,713.74/54,346.98
  6. Step 6: Final answer
    x = 22,355.50

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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.