Home / 77,970.93-107,593.68-43,968.51

Finding the Fourth Proportional to 77,970.93, 107,593.68 and 43,968.51

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Solution

The fourth proportional to 77,970.93, 107,593.68 and 43,968.51 is: 60,673.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,970.93 : 107,593.68 = 43,968.51 : x
  2. Step 2: Convert to fraction form
    77,970.93/107,593.68 = 43,968.51/x
  3. Step 3: Cross multiply
    77,970.93x = 107,593.68 × 43,968.51
  4. Step 4: Simplify right side
    77,970.93x = 4,730,733,795.02
  5. Step 5: Solve for x
    x = 4,730,733,795.02/77,970.93
  6. Step 6: Final answer
    x = 60,673.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.