Home / 97,208.33-145,798.64-30,639.80

Finding the Fourth Proportional to 97,208.33, 145,798.64 and 30,639.80

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Solution

The fourth proportional to 97,208.33, 145,798.64 and 30,639.80 is: 45,955.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,208.33 : 145,798.64 = 30,639.80 : x
  2. Step 2: Convert to fraction form
    97,208.33/145,798.64 = 30,639.80/x
  3. Step 3: Cross multiply
    97,208.33x = 145,798.64 × 30,639.80
  4. Step 4: Simplify right side
    97,208.33x = 4,467,241,668.42
  5. Step 5: Solve for x
    x = 4,467,241,668.42/97,208.33
  6. Step 6: Final answer
    x = 45,955.34

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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.