Home / 112,273.08-168,263.73-45,635.58

Finding the Fourth Proportional to 112,273.08, 168,263.73 and 45,635.58

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Solution

The fourth proportional to 112,273.08, 168,263.73 and 45,635.58 is: 68,394.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,273.08 : 168,263.73 = 45,635.58 : x
  2. Step 2: Convert to fraction form
    112,273.08/168,263.73 = 45,635.58/x
  3. Step 3: Cross multiply
    112,273.08x = 168,263.73 × 45,635.58
  4. Step 4: Simplify right side
    112,273.08x = 7,678,812,911.51
  5. Step 5: Solve for x
    x = 7,678,812,911.51/112,273.08
  6. Step 6: Final answer
    x = 68,394.07

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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.