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Finding the Fourth Proportional to 216,476.76, 298,800.90 and 125,873.40

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Solution

The fourth proportional to 216,476.76, 298,800.90 and 125,873.40 is: 173,741.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,476.76 : 298,800.90 = 125,873.40 : x
  2. Step 2: Convert to fraction form
    216,476.76/298,800.90 = 125,873.40/x
  3. Step 3: Cross multiply
    216,476.76x = 298,800.90 × 125,873.40
  4. Step 4: Simplify right side
    216,476.76x = 37,611,085,206.06
  5. Step 5: Solve for x
    x = 37,611,085,206.06/216,476.76
  6. Step 6: Final answer
    x = 173,741.91

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1.5x scale

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.