Home / 129,996.16-195,023.44-46,890.16

Finding the Fourth Proportional to 129,996.16, 195,023.44 and 46,890.16

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Solution

The fourth proportional to 129,996.16, 195,023.44 and 46,890.16 is: 70,345.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,996.16 : 195,023.44 = 46,890.16 : x
  2. Step 2: Convert to fraction form
    129,996.16/195,023.44 = 46,890.16/x
  3. Step 3: Cross multiply
    129,996.16x = 195,023.44 × 46,890.16
  4. Step 4: Simplify right side
    129,996.16x = 9,144,680,305.35
  5. Step 5: Solve for x
    x = 9,144,680,305.35/129,996.16
  6. Step 6: Final answer
    x = 70,345.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.