Home / 175,668.41-242,413.22-103,061.21

Finding the Fourth Proportional to 175,668.41, 242,413.22 and 103,061.21

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Solution

The fourth proportional to 175,668.41, 242,413.22 and 103,061.21 is: 142,219.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,668.41 : 242,413.22 = 103,061.21 : x
  2. Step 2: Convert to fraction form
    175,668.41/242,413.22 = 103,061.21/x
  3. Step 3: Cross multiply
    175,668.41x = 242,413.22 × 103,061.21
  4. Step 4: Simplify right side
    175,668.41x = 24,983,400,182.36
  5. Step 5: Solve for x
    x = 24,983,400,182.36/175,668.41
  6. Step 6: Final answer
    x = 142,219.08

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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.