Home / 97,391.08-146,152.23-38,219.77

Finding the Fourth Proportional to 97,391.08, 146,152.23 and 38,219.77

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Solution

The fourth proportional to 97,391.08, 146,152.23 and 38,219.77 is: 57,355.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,391.08 : 146,152.23 = 38,219.77 : x
  2. Step 2: Convert to fraction form
    97,391.08/146,152.23 = 38,219.77/x
  3. Step 3: Cross multiply
    97,391.08x = 146,152.23 × 38,219.77
  4. Step 4: Simplify right side
    97,391.08x = 5,585,904,615.59
  5. Step 5: Solve for x
    x = 5,585,904,615.59/97,391.08
  6. Step 6: Final answer
    x = 57,355.40

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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.