Home / 130,733.70-196,077-34,671.60

Finding the Fourth Proportional to 130,733.70, 196,077 and 34,671.60

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Solution

The fourth proportional to 130,733.70, 196,077 and 34,671.60 is: 52,001.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,733.70 : 196,077 = 34,671.60 : x
  2. Step 2: Convert to fraction form
    130,733.70/196,077 = 34,671.60/x
  3. Step 3: Cross multiply
    130,733.70x = 196,077 × 34,671.60
  4. Step 4: Simplify right side
    130,733.70x = 6,798,303,313.20
  5. Step 5: Solve for x
    x = 6,798,303,313.20/130,733.70
  6. Step 6: Final answer
    x = 52,001.15

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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.