Home / 213,977.56-295,285.43-118,482.21

Finding the Fourth Proportional to 213,977.56, 295,285.43 and 118,482.21

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Solution

The fourth proportional to 213,977.56, 295,285.43 and 118,482.21 is: 163,503.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,977.56 : 295,285.43 = 118,482.21 : x
  2. Step 2: Convert to fraction form
    213,977.56/295,285.43 = 118,482.21/x
  3. Step 3: Cross multiply
    213,977.56x = 295,285.43 × 118,482.21
  4. Step 4: Simplify right side
    213,977.56x = 34,986,068,258.36
  5. Step 5: Solve for x
    x = 34,986,068,258.36/213,977.56
  6. Step 6: Final answer
    x = 163,503.45

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1.5x scale

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.