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Finding the Fourth Proportional to 115,929, 173,842.86 and 41,024.25

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Solution

The fourth proportional to 115,929, 173,842.86 and 41,024.25 is: 61,518.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,929 : 173,842.86 = 41,024.25 : x
  2. Step 2: Convert to fraction form
    115,929/173,842.86 = 41,024.25/x
  3. Step 3: Cross multiply
    115,929x = 173,842.86 × 41,024.25
  4. Step 4: Simplify right side
    115,929x = 7,131,772,949.36
  5. Step 5: Solve for x
    x = 7,131,772,949.36/115,929
  6. Step 6: Final answer
    x = 61,518.45

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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.