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Finding the Fourth Proportional to 166,047.76, 228,878.22 and 112,313.17

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Solution

The fourth proportional to 166,047.76, 228,878.22 and 112,313.17 is: 154,811.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,047.76 : 228,878.22 = 112,313.17 : x
  2. Step 2: Convert to fraction form
    166,047.76/228,878.22 = 112,313.17/x
  3. Step 3: Cross multiply
    166,047.76x = 228,878.22 × 112,313.17
  4. Step 4: Simplify right side
    166,047.76x = 25,706,038,432.16
  5. Step 5: Solve for x
    x = 25,706,038,432.16/166,047.76
  6. Step 6: Final answer
    x = 154,811.11

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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.