Home / 149,065.04-205,637.33-88,592.91

Finding the Fourth Proportional to 149,065.04, 205,637.33 and 88,592.91

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Solution

The fourth proportional to 149,065.04, 205,637.33 and 88,592.91 is: 122,215.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,065.04 : 205,637.33 = 88,592.91 : x
  2. Step 2: Convert to fraction form
    149,065.04/205,637.33 = 88,592.91/x
  3. Step 3: Cross multiply
    149,065.04x = 205,637.33 × 88,592.91
  4. Step 4: Simplify right side
    149,065.04x = 18,218,008,919.67
  5. Step 5: Solve for x
    x = 18,218,008,919.67/149,065.04
  6. Step 6: Final answer
    x = 122,215.17

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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.