Home / 130,239.09-195,358.82-45,953.51

Finding the Fourth Proportional to 130,239.09, 195,358.82 and 45,953.51

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Solution

The fourth proportional to 130,239.09, 195,358.82 and 45,953.51 is: 68,930.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,239.09 : 195,358.82 = 45,953.51 : x
  2. Step 2: Convert to fraction form
    130,239.09/195,358.82 = 45,953.51/x
  3. Step 3: Cross multiply
    130,239.09x = 195,358.82 × 45,953.51
  4. Step 4: Simplify right side
    130,239.09x = 8,977,422,281.90
  5. Step 5: Solve for x
    x = 8,977,422,281.90/130,239.09
  6. Step 6: Final answer
    x = 68,930.32

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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.