Home / 71,117.91-98,141.87-38,852.37

Finding the Fourth Proportional to 71,117.91, 98,141.87 and 38,852.37

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Solution

The fourth proportional to 71,117.91, 98,141.87 and 38,852.37 is: 53,615.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,117.91 : 98,141.87 = 38,852.37 : x
  2. Step 2: Convert to fraction form
    71,117.91/98,141.87 = 38,852.37/x
  3. Step 3: Cross multiply
    71,117.91x = 98,141.87 × 38,852.37
  4. Step 4: Simplify right side
    71,117.91x = 3,813,044,342.86
  5. Step 5: Solve for x
    x = 3,813,044,342.86/71,117.91
  6. Step 6: Final answer
    x = 53,615.81

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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.