Home / 107,744.10-148,686.85-62,448.36

Finding the Fourth Proportional to 107,744.10, 148,686.85 and 62,448.36

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Solution

The fourth proportional to 107,744.10, 148,686.85 and 62,448.36 is: 86,178.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,744.10 : 148,686.85 = 62,448.36 : x
  2. Step 2: Convert to fraction form
    107,744.10/148,686.85 = 62,448.36/x
  3. Step 3: Cross multiply
    107,744.10x = 148,686.85 × 62,448.36
  4. Step 4: Simplify right side
    107,744.10x = 9,285,249,623.82
  5. Step 5: Solve for x
    x = 9,285,249,623.82/107,744.10
  6. Step 6: Final answer
    x = 86,178.73

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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.