Home / 175,698.64-263,271.98-135,815.35

Finding the Fourth Proportional to 175,698.64, 263,271.98 and 135,815.35

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Solution

The fourth proportional to 175,698.64, 263,271.98 and 135,815.35 is: 203,509.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,698.64 : 263,271.98 = 135,815.35 : x
  2. Step 2: Convert to fraction form
    175,698.64/263,271.98 = 135,815.35/x
  3. Step 3: Cross multiply
    175,698.64x = 263,271.98 × 135,815.35
  4. Step 4: Simplify right side
    175,698.64x = 35,756,374,792.53
  5. Step 5: Solve for x
    x = 35,756,374,792.53/175,698.64
  6. Step 6: Final answer
    x = 203,509.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.