Home / 130,877.08-196,373.94-68,533

Finding the Fourth Proportional to 130,877.08, 196,373.94 and 68,533

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Solution

The fourth proportional to 130,877.08, 196,373.94 and 68,533 is: 102,830.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,877.08 : 196,373.94 = 68,533 : x
  2. Step 2: Convert to fraction form
    130,877.08/196,373.94 = 68,533/x
  3. Step 3: Cross multiply
    130,877.08x = 196,373.94 × 68,533
  4. Step 4: Simplify right side
    130,877.08x = 13,458,095,230.02
  5. Step 5: Solve for x
    x = 13,458,095,230.02/130,877.08
  6. Step 6: Final answer
    x = 102,830.04

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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.