Home / 112,101.06-168,072.77-52,065.81

Finding the Fourth Proportional to 112,101.06, 168,072.77 and 52,065.81

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Solution

The fourth proportional to 112,101.06, 168,072.77 and 52,065.81 is: 78,062.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,101.06 : 168,072.77 = 52,065.81 : x
  2. Step 2: Convert to fraction form
    112,101.06/168,072.77 = 52,065.81/x
  3. Step 3: Cross multiply
    112,101.06x = 168,072.77 × 52,065.81
  4. Step 4: Simplify right side
    112,101.06x = 8,750,844,448.28
  5. Step 5: Solve for x
    x = 8,750,844,448.28/112,101.06
  6. Step 6: Final answer
    x = 78,062.10

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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.