Home / 156,441.64-216,067.65-106,053.16

Finding the Fourth Proportional to 156,441.64, 216,067.65 and 106,053.16

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Solution

The fourth proportional to 156,441.64, 216,067.65 and 106,053.16 is: 146,474.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,441.64 : 216,067.65 = 106,053.16 : x
  2. Step 2: Convert to fraction form
    156,441.64/216,067.65 = 106,053.16/x
  3. Step 3: Cross multiply
    156,441.64x = 216,067.65 × 106,053.16
  4. Step 4: Simplify right side
    156,441.64x = 22,914,657,056.27
  5. Step 5: Solve for x
    x = 22,914,657,056.27/156,441.64
  6. Step 6: Final answer
    x = 146,474.16

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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.