Home / 112,957.71-169,408.13-46,416.21

Finding the Fourth Proportional to 112,957.71, 169,408.13 and 46,416.21

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Solution

The fourth proportional to 112,957.71, 169,408.13 and 46,416.21 is: 69,612.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,957.71 : 169,408.13 = 46,416.21 : x
  2. Step 2: Convert to fraction form
    112,957.71/169,408.13 = 46,416.21/x
  3. Step 3: Cross multiply
    112,957.71x = 169,408.13 × 46,416.21
  4. Step 4: Simplify right side
    112,957.71x = 7,863,283,105.71
  5. Step 5: Solve for x
    x = 7,863,283,105.71/112,957.71
  6. Step 6: Final answer
    x = 69,612.63

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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.