Home / 98,293.05-147,208.11-64,930.37

Finding the Fourth Proportional to 98,293.05, 147,208.11 and 64,930.37

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Solution

The fourth proportional to 98,293.05, 147,208.11 and 64,930.37 is: 97,242.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,293.05 : 147,208.11 = 64,930.37 : x
  2. Step 2: Convert to fraction form
    98,293.05/147,208.11 = 64,930.37/x
  3. Step 3: Cross multiply
    98,293.05x = 147,208.11 × 64,930.37
  4. Step 4: Simplify right side
    98,293.05x = 9,558,276,313.26
  5. Step 5: Solve for x
    x = 9,558,276,313.26/98,293.05
  6. Step 6: Final answer
    x = 97,242.65

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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.