Home / 130,390.36-195,711.66-62,969.64

Finding the Fourth Proportional to 130,390.36, 195,711.66 and 62,969.64

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Solution

The fourth proportional to 130,390.36, 195,711.66 and 62,969.64 is: 94,515.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,390.36 : 195,711.66 = 62,969.64 : x
  2. Step 2: Convert to fraction form
    130,390.36/195,711.66 = 62,969.64/x
  3. Step 3: Cross multiply
    130,390.36x = 195,711.66 × 62,969.64
  4. Step 4: Simplify right side
    130,390.36x = 12,323,892,774.00
  5. Step 5: Solve for x
    x = 12,323,892,774.00/130,390.36
  6. Step 6: Final answer
    x = 94,515.37

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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.