Home / 112,051.46-168,076.49-45,490.93

Finding the Fourth Proportional to 112,051.46, 168,076.49 and 45,490.93

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Solution

The fourth proportional to 112,051.46, 168,076.49 and 45,490.93 is: 68,236.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,051.46 : 168,076.49 = 45,490.93 : x
  2. Step 2: Convert to fraction form
    112,051.46/168,076.49 = 45,490.93/x
  3. Step 3: Cross multiply
    112,051.46x = 168,076.49 × 45,490.93
  4. Step 4: Simplify right side
    112,051.46x = 7,645,955,193.59
  5. Step 5: Solve for x
    x = 7,645,955,193.59/112,051.46
  6. Step 6: Final answer
    x = 68,236.10

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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.