Home / 164,156.51-226,497.40-99,624.32

Finding the Fourth Proportional to 164,156.51, 226,497.40 and 99,624.32

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Solution

The fourth proportional to 164,156.51, 226,497.40 and 99,624.32 is: 137,458.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,156.51 : 226,497.40 = 99,624.32 : x
  2. Step 2: Convert to fraction form
    164,156.51/226,497.40 = 99,624.32/x
  3. Step 3: Cross multiply
    164,156.51x = 226,497.40 × 99,624.32
  4. Step 4: Simplify right side
    164,156.51x = 22,564,647,826.16
  5. Step 5: Solve for x
    x = 22,564,647,826.16/164,156.51
  6. Step 6: Final answer
    x = 137,458.14

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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.