Home / 96,701.13-133,413.35-63,186.57

Finding the Fourth Proportional to 96,701.13, 133,413.35 and 63,186.57

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Solution

The fourth proportional to 96,701.13, 133,413.35 and 63,186.57 is: 87,175.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,701.13 : 133,413.35 = 63,186.57 : x
  2. Step 2: Convert to fraction form
    96,701.13/133,413.35 = 63,186.57/x
  3. Step 3: Cross multiply
    96,701.13x = 133,413.35 × 63,186.57
  4. Step 4: Simplify right side
    96,701.13x = 8,429,931,662.78
  5. Step 5: Solve for x
    x = 8,429,931,662.78/96,701.13
  6. Step 6: Final answer
    x = 87,175.11

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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.