Home / 63,413.21-87,250.96-54,888.16

Finding the Fourth Proportional to 63,413.21, 87,250.96 and 54,888.16

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Solution

The fourth proportional to 63,413.21, 87,250.96 and 54,888.16 is: 75,521.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,413.21 : 87,250.96 = 54,888.16 : x
  2. Step 2: Convert to fraction form
    63,413.21/87,250.96 = 54,888.16/x
  3. Step 3: Cross multiply
    63,413.21x = 87,250.96 × 54,888.16
  4. Step 4: Simplify right side
    63,413.21x = 4,789,044,378.19
  5. Step 5: Solve for x
    x = 4,789,044,378.19/63,413.21
  6. Step 6: Final answer
    x = 75,521.24

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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.