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Finding the Fourth Proportional to 242,258.56, 334,030.72 and 165,814.56

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Solution

The fourth proportional to 242,258.56, 334,030.72 and 165,814.56 is: 228,628.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,258.56 : 334,030.72 = 165,814.56 : x
  2. Step 2: Convert to fraction form
    242,258.56/334,030.72 = 165,814.56/x
  3. Step 3: Cross multiply
    242,258.56x = 334,030.72 × 165,814.56
  4. Step 4: Simplify right side
    242,258.56x = 55,387,156,863.28
  5. Step 5: Solve for x
    x = 55,387,156,863.28/242,258.56
  6. Step 6: Final answer
    x = 228,628.28

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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.