Home / 216,064.60-298,049.34-126,623.32

Finding the Fourth Proportional to 216,064.60, 298,049.34 and 126,623.32

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Solution

The fourth proportional to 216,064.60, 298,049.34 and 126,623.32 is: 174,669.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,064.60 : 298,049.34 = 126,623.32 : x
  2. Step 2: Convert to fraction form
    216,064.60/298,049.34 = 126,623.32/x
  3. Step 3: Cross multiply
    216,064.60x = 298,049.34 × 126,623.32
  4. Step 4: Simplify right side
    216,064.60x = 37,739,996,954.61
  5. Step 5: Solve for x
    x = 37,739,996,954.61/216,064.60
  6. Step 6: Final answer
    x = 174,669.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.