Home / 212,413.15-293,130.23-116,919.16

Finding the Fourth Proportional to 212,413.15, 293,130.23 and 116,919.16

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Solution

The fourth proportional to 212,413.15, 293,130.23 and 116,919.16 is: 161,348.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,413.15 : 293,130.23 = 116,919.16 : x
  2. Step 2: Convert to fraction form
    212,413.15/293,130.23 = 116,919.16/x
  3. Step 3: Cross multiply
    212,413.15x = 293,130.23 × 116,919.16
  4. Step 4: Simplify right side
    212,413.15x = 34,272,540,262.21
  5. Step 5: Solve for x
    x = 34,272,540,262.21/212,413.15
  6. Step 6: Final answer
    x = 161,348.49

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1.5x scale

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.