Home / 83,957.23-115,860.80-45,716.19

Finding the Fourth Proportional to 83,957.23, 115,860.80 and 45,716.19

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Solution

The fourth proportional to 83,957.23, 115,860.80 and 45,716.19 is: 63,088.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,957.23 : 115,860.80 = 45,716.19 : x
  2. Step 2: Convert to fraction form
    83,957.23/115,860.80 = 45,716.19/x
  3. Step 3: Cross multiply
    83,957.23x = 115,860.80 × 45,716.19
  4. Step 4: Simplify right side
    83,957.23x = 5,296,713,769.01
  5. Step 5: Solve for x
    x = 5,296,713,769.01/83,957.23
  6. Step 6: Final answer
    x = 63,088.24

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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.