Home / 213,973.79-295,259.99-118,456.56

Finding the Fourth Proportional to 213,973.79, 295,259.99 and 118,456.56

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Solution

The fourth proportional to 213,973.79, 295,259.99 and 118,456.56 is: 163,456.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,973.79 : 295,259.99 = 118,456.56 : x
  2. Step 2: Convert to fraction form
    213,973.79/295,259.99 = 118,456.56/x
  3. Step 3: Cross multiply
    213,973.79x = 295,259.99 × 118,456.56
  4. Step 4: Simplify right side
    213,973.79x = 34,975,482,128.75
  5. Step 5: Solve for x
    x = 34,975,482,128.75/213,973.79
  6. Step 6: Final answer
    x = 163,456.86

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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.