Home / 213,973.95-295,280.44-118,478.60

Finding the Fourth Proportional to 213,973.95, 295,280.44 and 118,478.60

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Solution

The fourth proportional to 213,973.95, 295,280.44 and 118,478.60 is: 163,498.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,973.95 : 295,280.44 = 118,478.60 : x
  2. Step 2: Convert to fraction form
    213,973.95/295,280.44 = 118,478.60/x
  3. Step 3: Cross multiply
    213,973.95x = 295,280.44 × 118,478.60
  4. Step 4: Simplify right side
    213,973.95x = 34,984,413,138.58
  5. Step 5: Solve for x
    x = 34,984,413,138.58/213,973.95
  6. Step 6: Final answer
    x = 163,498.47

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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.