Home / 107,338.36-148,124.05-64,342.14

Finding the Fourth Proportional to 107,338.36, 148,124.05 and 64,342.14

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Solution

The fourth proportional to 107,338.36, 148,124.05 and 64,342.14 is: 88,790.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,338.36 : 148,124.05 = 64,342.14 : x
  2. Step 2: Convert to fraction form
    107,338.36/148,124.05 = 64,342.14/x
  3. Step 3: Cross multiply
    107,338.36x = 148,124.05 × 64,342.14
  4. Step 4: Simplify right side
    107,338.36x = 9,530,618,362.47
  5. Step 5: Solve for x
    x = 9,530,618,362.47/107,338.36
  6. Step 6: Final answer
    x = 88,790.42

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1.5x scale

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.