Home / 213,790.32-295,026.48-118,297.08

Finding the Fourth Proportional to 213,790.32, 295,026.48 and 118,297.08

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Solution

The fourth proportional to 213,790.32, 295,026.48 and 118,297.08 is: 163,247.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,790.32 : 295,026.48 = 118,297.08 : x
  2. Step 2: Convert to fraction form
    213,790.32/295,026.48 = 118,297.08/x
  3. Step 3: Cross multiply
    213,790.32x = 295,026.48 × 118,297.08
  4. Step 4: Simplify right side
    213,790.32x = 34,900,771,106.68
  5. Step 5: Solve for x
    x = 34,900,771,106.68/213,790.32
  6. Step 6: Final answer
    x = 163,247.67

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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.