Home / 97,485.63-146,205.96-30,913.35

Finding the Fourth Proportional to 97,485.63, 146,205.96 and 30,913.35

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Solution

The fourth proportional to 97,485.63, 146,205.96 and 30,913.35 is: 46,362.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,485.63 : 146,205.96 = 30,913.35 : x
  2. Step 2: Convert to fraction form
    97,485.63/146,205.96 = 30,913.35/x
  3. Step 3: Cross multiply
    97,485.63x = 146,205.96 × 30,913.35
  4. Step 4: Simplify right side
    97,485.63x = 4,519,716,013.57
  5. Step 5: Solve for x
    x = 4,519,716,013.57/97,485.63
  6. Step 6: Final answer
    x = 46,362.89

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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.