Home / 102,413.25-141,330.87-57,094.08

Finding the Fourth Proportional to 102,413.25, 141,330.87 and 57,094.08

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Solution

The fourth proportional to 102,413.25, 141,330.87 and 57,094.08 is: 78,790.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,413.25 : 141,330.87 = 57,094.08 : x
  2. Step 2: Convert to fraction form
    102,413.25/141,330.87 = 57,094.08/x
  3. Step 3: Cross multiply
    102,413.25x = 141,330.87 × 57,094.08
  4. Step 4: Simplify right side
    102,413.25x = 8,069,155,998.25
  5. Step 5: Solve for x
    x = 8,069,155,998.25/102,413.25
  6. Step 6: Final answer
    x = 78,790.16

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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.