Home / 89,888.48-124,045.26-49,602.60

Finding the Fourth Proportional to 89,888.48, 124,045.26 and 49,602.60

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Solution

The fourth proportional to 89,888.48, 124,045.26 and 49,602.60 is: 68,451.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,888.48 : 124,045.26 = 49,602.60 : x
  2. Step 2: Convert to fraction form
    89,888.48/124,045.26 = 49,602.60/x
  3. Step 3: Cross multiply
    89,888.48x = 124,045.26 × 49,602.60
  4. Step 4: Simplify right side
    89,888.48x = 6,152,967,413.68
  5. Step 5: Solve for x
    x = 6,152,967,413.68/89,888.48
  6. Step 6: Final answer
    x = 68,451.12

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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.