Home / 175,089.40-262,634.10-164,721.40

Finding the Fourth Proportional to 175,089.40, 262,634.10 and 164,721.40

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Solution

The fourth proportional to 175,089.40, 262,634.10 and 164,721.40 is: 247,082.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,089.40 : 262,634.10 = 164,721.40 : x
  2. Step 2: Convert to fraction form
    175,089.40/262,634.10 = 164,721.40/x
  3. Step 3: Cross multiply
    175,089.40x = 262,634.10 × 164,721.40
  4. Step 4: Simplify right side
    175,089.40x = 43,261,456,639.74
  5. Step 5: Solve for x
    x = 43,261,456,639.74/175,089.40
  6. Step 6: Final answer
    x = 247,082.10

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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.