Home / 70,222.52-96,907.07-38,391.41

Finding the Fourth Proportional to 70,222.52, 96,907.07 and 38,391.41

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Solution

The fourth proportional to 70,222.52, 96,907.07 and 38,391.41 is: 52,980.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,222.52 : 96,907.07 = 38,391.41 : x
  2. Step 2: Convert to fraction form
    70,222.52/96,907.07 = 38,391.41/x
  3. Step 3: Cross multiply
    70,222.52x = 96,907.07 × 38,391.41
  4. Step 4: Simplify right side
    70,222.52x = 3,720,398,379.78
  5. Step 5: Solve for x
    x = 3,720,398,379.78/70,222.52
  6. Step 6: Final answer
    x = 52,980.14

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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.