Home / 92,413.66-127,530.86-49,972.19

Finding the Fourth Proportional to 92,413.66, 127,530.86 and 49,972.19

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Solution

The fourth proportional to 92,413.66, 127,530.86 and 49,972.19 is: 68,961.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,413.66 : 127,530.86 = 49,972.19 : x
  2. Step 2: Convert to fraction form
    92,413.66/127,530.86 = 49,972.19/x
  3. Step 3: Cross multiply
    92,413.66x = 127,530.86 × 49,972.19
  4. Step 4: Simplify right side
    92,413.66x = 6,372,996,196.63
  5. Step 5: Solve for x
    x = 6,372,996,196.63/92,413.66
  6. Step 6: Final answer
    x = 68,961.63

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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.