Home / 209,624.07-289,307.34-119,009.37

Finding the Fourth Proportional to 209,624.07, 289,307.34 and 119,009.37

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Solution

The fourth proportional to 209,624.07, 289,307.34 and 119,009.37 is: 164,247.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,624.07 : 289,307.34 = 119,009.37 : x
  2. Step 2: Convert to fraction form
    209,624.07/289,307.34 = 119,009.37/x
  3. Step 3: Cross multiply
    209,624.07x = 289,307.34 × 119,009.37
  4. Step 4: Simplify right side
    209,624.07x = 34,430,284,269.78
  5. Step 5: Solve for x
    x = 34,430,284,269.78/209,624.07
  6. Step 6: Final answer
    x = 164,247.76

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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.