Home / 88,698.15-122,404.59-48,413.07

Finding the Fourth Proportional to 88,698.15, 122,404.59 and 48,413.07

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Solution

The fourth proportional to 88,698.15, 122,404.59 and 48,413.07 is: 66,810.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,698.15 : 122,404.59 = 48,413.07 : x
  2. Step 2: Convert to fraction form
    88,698.15/122,404.59 = 48,413.07/x
  3. Step 3: Cross multiply
    88,698.15x = 122,404.59 × 48,413.07
  4. Step 4: Simplify right side
    88,698.15x = 5,925,981,983.99
  5. Step 5: Solve for x
    x = 5,925,981,983.99/88,698.15
  6. Step 6: Final answer
    x = 66,810.66

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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.