Home / 213,437.35-294,543.65-117,944.05

Finding the Fourth Proportional to 213,437.35, 294,543.65 and 117,944.05

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Solution

The fourth proportional to 213,437.35, 294,543.65 and 117,944.05 is: 162,762.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,437.35 : 294,543.65 = 117,944.05 : x
  2. Step 2: Convert to fraction form
    213,437.35/294,543.65 = 117,944.05/x
  3. Step 3: Cross multiply
    213,437.35x = 294,543.65 × 117,944.05
  4. Step 4: Simplify right side
    213,437.35x = 34,739,670,982.78
  5. Step 5: Solve for x
    x = 34,739,670,982.78/213,437.35
  6. Step 6: Final answer
    x = 162,762.85

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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.