Home / 112,865,004.87-169,256,891.25-39,068,733.95

Finding the Fourth Proportional to 112,865,004.87, 169,256,891.25 and 39,068,733.95

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Solution

The fourth proportional to 112,865,004.87, 169,256,891.25 and 39,068,733.95 is: 58,589,041.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,865,004.87 : 169,256,891.25 = 39,068,733.95 : x
  2. Step 2: Convert to fraction form
    112,865,004.87/169,256,891.25 = 39,068,733.95/x
  3. Step 3: Cross multiply
    112,865,004.87x = 169,256,891.25 × 39,068,733.95
  4. Step 4: Simplify right side
    112,865,004.87x = 6,612,652,452,750,556
  5. Step 5: Solve for x
    x = 6,612,652,452,750,556/112,865,004.87
  6. Step 6: Final answer
    x = 58,589,041.48

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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.