Home / 112,821.52-169,240.78-37,941.88

Finding the Fourth Proportional to 112,821.52, 169,240.78 and 37,941.88

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Solution

The fourth proportional to 112,821.52, 169,240.78 and 37,941.88 is: 56,915.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,821.52 : 169,240.78 = 37,941.88 : x
  2. Step 2: Convert to fraction form
    112,821.52/169,240.78 = 37,941.88/x
  3. Step 3: Cross multiply
    112,821.52x = 169,240.78 × 37,941.88
  4. Step 4: Simplify right side
    112,821.52x = 6,421,313,365.87
  5. Step 5: Solve for x
    x = 6,421,313,365.87/112,821.52
  6. Step 6: Final answer
    x = 56,915.68

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1.5x scale

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.