Home / 130,266.54-195,297.73-51,439.77

Finding the Fourth Proportional to 130,266.54, 195,297.73 and 51,439.77

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Solution

The fourth proportional to 130,266.54, 195,297.73 and 51,439.77 is: 77,119.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,266.54 : 195,297.73 = 51,439.77 : x
  2. Step 2: Convert to fraction form
    130,266.54/195,297.73 = 51,439.77/x
  3. Step 3: Cross multiply
    130,266.54x = 195,297.73 × 51,439.77
  4. Step 4: Simplify right side
    130,266.54x = 10,046,070,312.72
  5. Step 5: Solve for x
    x = 10,046,070,312.72/130,266.54
  6. Step 6: Final answer
    x = 77,119.35

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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.