Home / 130,737.39-196,189.02-55,858.10

Finding the Fourth Proportional to 130,737.39, 196,189.02 and 55,858.10

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Solution

The fourth proportional to 130,737.39, 196,189.02 and 55,858.10 is: 83,822.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,737.39 : 196,189.02 = 55,858.10 : x
  2. Step 2: Convert to fraction form
    130,737.39/196,189.02 = 55,858.10/x
  3. Step 3: Cross multiply
    130,737.39x = 196,189.02 × 55,858.10
  4. Step 4: Simplify right side
    130,737.39x = 10,958,745,898.06
  5. Step 5: Solve for x
    x = 10,958,745,898.06/130,737.39
  6. Step 6: Final answer
    x = 83,822.58

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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.