Home / 130,461.49-180,004.44-82,697.41

Finding the Fourth Proportional to 130,461.49, 180,004.44 and 82,697.41

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Solution

The fourth proportional to 130,461.49, 180,004.44 and 82,697.41 is: 114,101.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,461.49 : 180,004.44 = 82,697.41 : x
  2. Step 2: Convert to fraction form
    130,461.49/180,004.44 = 82,697.41/x
  3. Step 3: Cross multiply
    130,461.49x = 180,004.44 × 82,697.41
  4. Step 4: Simplify right side
    130,461.49x = 14,885,900,976.50
  5. Step 5: Solve for x
    x = 14,885,900,976.50/130,461.49
  6. Step 6: Final answer
    x = 114,101.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.