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Finding the Fourth Proportional to 223,485.05, 335,220.06 and 97,125.29

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Solution

The fourth proportional to 223,485.05, 335,220.06 and 97,125.29 is: 145,684.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,485.05 : 335,220.06 = 97,125.29 : x
  2. Step 2: Convert to fraction form
    223,485.05/335,220.06 = 97,125.29/x
  3. Step 3: Cross multiply
    223,485.05x = 335,220.06 × 97,125.29
  4. Step 4: Simplify right side
    223,485.05x = 32,558,345,541.32
  5. Step 5: Solve for x
    x = 32,558,345,541.32/223,485.05
  6. Step 6: Final answer
    x = 145,684.67

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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.