Home / 97,703.56-146,565.96-31,128.04

Finding the Fourth Proportional to 97,703.56, 146,565.96 and 31,128.04

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Solution

The fourth proportional to 97,703.56, 146,565.96 and 31,128.04 is: 46,695.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,703.56 : 146,565.96 = 31,128.04 : x
  2. Step 2: Convert to fraction form
    97,703.56/146,565.96 = 31,128.04/x
  3. Step 3: Cross multiply
    97,703.56x = 146,565.96 × 31,128.04
  4. Step 4: Simplify right side
    97,703.56x = 4,562,311,065.52
  5. Step 5: Solve for x
    x = 4,562,311,065.52/97,703.56
  6. Step 6: Final answer
    x = 46,695.44

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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.