Home / 112,478.02-167,724.98-111,465.39

Finding the Fourth Proportional to 112,478.02, 167,724.98 and 111,465.39

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Solution

The fourth proportional to 112,478.02, 167,724.98 and 111,465.39 is: 166,214.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,478.02 : 167,724.98 = 111,465.39 : x
  2. Step 2: Convert to fraction form
    112,478.02/167,724.98 = 111,465.39/x
  3. Step 3: Cross multiply
    112,478.02x = 167,724.98 × 111,465.39
  4. Step 4: Simplify right side
    112,478.02x = 18,695,530,326.35
  5. Step 5: Solve for x
    x = 18,695,530,326.35/112,478.02
  6. Step 6: Final answer
    x = 166,214.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.