Home / 89,581.08-134,387.94-30,413.64

Finding the Fourth Proportional to 89,581.08, 134,387.94 and 30,413.64

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Solution

The fourth proportional to 89,581.08, 134,387.94 and 30,413.64 is: 45,626.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,581.08 : 134,387.94 = 30,413.64 : x
  2. Step 2: Convert to fraction form
    89,581.08/134,387.94 = 30,413.64/x
  3. Step 3: Cross multiply
    89,581.08x = 134,387.94 × 30,413.64
  4. Step 4: Simplify right side
    89,581.08x = 4,087,226,427.50
  5. Step 5: Solve for x
    x = 4,087,226,427.50/89,581.08
  6. Step 6: Final answer
    x = 45,626.00

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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.