Home / 112,929.34-169,449.09-46,389.46

Finding the Fourth Proportional to 112,929.34, 169,449.09 and 46,389.46

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Solution

The fourth proportional to 112,929.34, 169,449.09 and 46,389.46 is: 69,606.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,929.34 : 169,449.09 = 46,389.46 : x
  2. Step 2: Convert to fraction form
    112,929.34/169,449.09 = 46,389.46/x
  3. Step 3: Cross multiply
    112,929.34x = 169,449.09 × 46,389.46
  4. Step 4: Simplify right side
    112,929.34x = 7,860,651,782.59
  5. Step 5: Solve for x
    x = 7,860,651,782.59/112,929.34
  6. Step 6: Final answer
    x = 69,606.82

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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.