Home / 121,007.14-181,547.62-61,884.34

Finding the Fourth Proportional to 121,007.14, 181,547.62 and 61,884.34

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Solution

The fourth proportional to 121,007.14, 181,547.62 and 61,884.34 is: 92,845.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,007.14 : 181,547.62 = 61,884.34 : x
  2. Step 2: Convert to fraction form
    121,007.14/181,547.62 = 61,884.34/x
  3. Step 3: Cross multiply
    121,007.14x = 181,547.62 × 61,884.34
  4. Step 4: Simplify right side
    121,007.14x = 11,234,954,642.27
  5. Step 5: Solve for x
    x = 11,234,954,642.27/121,007.14
  6. Step 6: Final answer
    x = 92,845.39

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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.