Home / 112,806.42-169,210.02-28,566.56

Finding the Fourth Proportional to 112,806.42, 169,210.02 and 28,566.56

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Solution

The fourth proportional to 112,806.42, 169,210.02 and 28,566.56 is: 42,849.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,806.42 : 169,210.02 = 28,566.56 : x
  2. Step 2: Convert to fraction form
    112,806.42/169,210.02 = 28,566.56/x
  3. Step 3: Cross multiply
    112,806.42x = 169,210.02 × 28,566.56
  4. Step 4: Simplify right side
    112,806.42x = 4,833,747,342.88
  5. Step 5: Solve for x
    x = 4,833,747,342.88/112,806.42
  6. Step 6: Final answer
    x = 42,849.93

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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.