Home / 175,413.58-242,089.50-107,475.64

Finding the Fourth Proportional to 175,413.58, 242,089.50 and 107,475.64

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Solution

The fourth proportional to 175,413.58, 242,089.50 and 107,475.64 is: 148,327.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,413.58 : 242,089.50 = 107,475.64 : x
  2. Step 2: Convert to fraction form
    175,413.58/242,089.50 = 107,475.64/x
  3. Step 3: Cross multiply
    175,413.58x = 242,089.50 × 107,475.64
  4. Step 4: Simplify right side
    175,413.58x = 26,018,723,949.78
  5. Step 5: Solve for x
    x = 26,018,723,949.78/175,413.58
  6. Step 6: Final answer
    x = 148,327.88

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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.