Home / 213,994.53-295,312.19-118,501.11

Finding the Fourth Proportional to 213,994.53, 295,312.19 and 118,501.11

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Solution

The fourth proportional to 213,994.53, 295,312.19 and 118,501.11 is: 163,531.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,994.53 : 295,312.19 = 118,501.11 : x
  2. Step 2: Convert to fraction form
    213,994.53/295,312.19 = 118,501.11/x
  3. Step 3: Cross multiply
    213,994.53x = 295,312.19 × 118,501.11
  4. Step 4: Simplify right side
    213,994.53x = 34,994,821,719.03
  5. Step 5: Solve for x
    x = 34,994,821,719.03/213,994.53
  6. Step 6: Final answer
    x = 163,531.38

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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.