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Finding the Fourth Proportional to 97,322.88, 134,313.48 and 54,890.22

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Solution

The fourth proportional to 97,322.88, 134,313.48 and 54,890.22 is: 75,752.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,322.88 : 134,313.48 = 54,890.22 : x
  2. Step 2: Convert to fraction form
    97,322.88/134,313.48 = 54,890.22/x
  3. Step 3: Cross multiply
    97,322.88x = 134,313.48 × 54,890.22
  4. Step 4: Simplify right side
    97,322.88x = 7,372,496,466.17
  5. Step 5: Solve for x
    x = 7,372,496,466.17/97,322.88
  6. Step 6: Final answer
    x = 75,752.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.