Home / 213,779.66-295,022.05-118,295.24

Finding the Fourth Proportional to 213,779.66, 295,022.05 and 118,295.24

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Solution

The fourth proportional to 213,779.66, 295,022.05 and 118,295.24 is: 163,250.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,779.66 : 295,022.05 = 118,295.24 : x
  2. Step 2: Convert to fraction form
    213,779.66/295,022.05 = 118,295.24/x
  3. Step 3: Cross multiply
    213,779.66x = 295,022.05 × 118,295.24
  4. Step 4: Simplify right side
    213,779.66x = 34,899,702,439.19
  5. Step 5: Solve for x
    x = 34,899,702,439.19/213,779.66
  6. Step 6: Final answer
    x = 163,250.81

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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.