Home / 219,949.40-303,533.70-119,347.40

Finding the Fourth Proportional to 219,949.40, 303,533.70 and 119,347.40

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Solution

The fourth proportional to 219,949.40, 303,533.70 and 119,347.40 is: 164,701.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,949.40 : 303,533.70 = 119,347.40 : x
  2. Step 2: Convert to fraction form
    219,949.40/303,533.70 = 119,347.40/x
  3. Step 3: Cross multiply
    219,949.40x = 303,533.70 × 119,347.40
  4. Step 4: Simplify right side
    219,949.40x = 36,225,957,907.38
  5. Step 5: Solve for x
    x = 36,225,957,907.38/219,949.40
  6. Step 6: Final answer
    x = 164,701.33

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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.