Home / 115,438.08-173,196-56,262.72

Finding the Fourth Proportional to 115,438.08, 173,196 and 56,262.72

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Solution

The fourth proportional to 115,438.08, 173,196 and 56,262.72 is: 84,413.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,438.08 : 173,196 = 56,262.72 : x
  2. Step 2: Convert to fraction form
    115,438.08/173,196 = 56,262.72/x
  3. Step 3: Cross multiply
    115,438.08x = 173,196 × 56,262.72
  4. Step 4: Simplify right side
    115,438.08x = 9,744,478,053.12
  5. Step 5: Solve for x
    x = 9,744,478,053.12/115,438.08
  6. Step 6: Final answer
    x = 84,413.03

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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.