Home / 121,413.65-182,016.63-46,587.49

Finding the Fourth Proportional to 121,413.65, 182,016.63 and 46,587.49

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Solution

The fourth proportional to 121,413.65, 182,016.63 and 46,587.49 is: 69,841.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,413.65 : 182,016.63 = 46,587.49 : x
  2. Step 2: Convert to fraction form
    121,413.65/182,016.63 = 46,587.49/x
  3. Step 3: Cross multiply
    121,413.65x = 182,016.63 × 46,587.49
  4. Step 4: Simplify right side
    121,413.65x = 8,479,697,929.96
  5. Step 5: Solve for x
    x = 8,479,697,929.96/121,413.65
  6. Step 6: Final answer
    x = 69,841.39

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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.