Home / 265,869.51-397,867.47-166,076.70

Finding the Fourth Proportional to 265,869.51, 397,867.47 and 166,076.70

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Solution

The fourth proportional to 265,869.51, 397,867.47 and 166,076.70 is: 248,529.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,869.51 : 397,867.47 = 166,076.70 : x
  2. Step 2: Convert to fraction form
    265,869.51/397,867.47 = 166,076.70/x
  3. Step 3: Cross multiply
    265,869.51x = 397,867.47 × 166,076.70
  4. Step 4: Simplify right side
    265,869.51x = 66,076,516,454.95
  5. Step 5: Solve for x
    x = 66,076,516,454.95/265,869.51
  6. Step 6: Final answer
    x = 248,529.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.