Home / 130,645.80-195,706.26-64,044.36

Finding the Fourth Proportional to 130,645.80, 195,706.26 and 64,044.36

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Solution

The fourth proportional to 130,645.80, 195,706.26 and 64,044.36 is: 95,937.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,645.80 : 195,706.26 = 64,044.36 : x
  2. Step 2: Convert to fraction form
    130,645.80/195,706.26 = 64,044.36/x
  3. Step 3: Cross multiply
    130,645.80x = 195,706.26 × 64,044.36
  4. Step 4: Simplify right side
    130,645.80x = 12,533,882,169.69
  5. Step 5: Solve for x
    x = 12,533,882,169.69/130,645.80
  6. Step 6: Final answer
    x = 95,937.89

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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.