Home / 213,135.93-294,134.72-116,345.53

Finding the Fourth Proportional to 213,135.93, 294,134.72 and 116,345.53

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Solution

The fourth proportional to 213,135.93, 294,134.72 and 116,345.53 is: 160,560.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,135.93 : 294,134.72 = 116,345.53 : x
  2. Step 2: Convert to fraction form
    213,135.93/294,134.72 = 116,345.53/x
  3. Step 3: Cross multiply
    213,135.93x = 294,134.72 × 116,345.53
  4. Step 4: Simplify right side
    213,135.93x = 34,221,259,308.07
  5. Step 5: Solve for x
    x = 34,221,259,308.07/213,135.93
  6. Step 6: Final answer
    x = 160,560.72

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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.