Home / 130,417.83-195,551.72-69,553.01

Finding the Fourth Proportional to 130,417.83, 195,551.72 and 69,553.01

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Solution

The fourth proportional to 130,417.83, 195,551.72 and 69,553.01 is: 104,289.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,417.83 : 195,551.72 = 69,553.01 : x
  2. Step 2: Convert to fraction form
    130,417.83/195,551.72 = 69,553.01/x
  3. Step 3: Cross multiply
    130,417.83x = 195,551.72 × 69,553.01
  4. Step 4: Simplify right side
    130,417.83x = 13,601,211,138.62
  5. Step 5: Solve for x
    x = 13,601,211,138.62/130,417.83
  6. Step 6: Final answer
    x = 104,289.51

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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.