Home / 192,463.73-265,594.40-106,421.21

Finding the Fourth Proportional to 192,463.73, 265,594.40 and 106,421.21

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Solution

The fourth proportional to 192,463.73, 265,594.40 and 106,421.21 is: 146,858.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,463.73 : 265,594.40 = 106,421.21 : x
  2. Step 2: Convert to fraction form
    192,463.73/265,594.40 = 106,421.21/x
  3. Step 3: Cross multiply
    192,463.73x = 265,594.40 × 106,421.21
  4. Step 4: Simplify right side
    192,463.73x = 28,264,877,417.22
  5. Step 5: Solve for x
    x = 28,264,877,417.22/192,463.73
  6. Step 6: Final answer
    x = 146,858.20

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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.