Home / 72,699.03-109,048.38-22,782.93

Finding the Fourth Proportional to 72,699.03, 109,048.38 and 22,782.93

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Solution

The fourth proportional to 72,699.03, 109,048.38 and 22,782.93 is: 34,174.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,699.03 : 109,048.38 = 22,782.93 : x
  2. Step 2: Convert to fraction form
    72,699.03/109,048.38 = 22,782.93/x
  3. Step 3: Cross multiply
    72,699.03x = 109,048.38 × 22,782.93
  4. Step 4: Simplify right side
    72,699.03x = 2,484,441,608.15
  5. Step 5: Solve for x
    x = 2,484,441,608.15/72,699.03
  6. Step 6: Final answer
    x = 34,174.34

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1.5x scale

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.