Home / 133,053.90-183,606.93-75,685.38

Finding the Fourth Proportional to 133,053.90, 183,606.93 and 75,685.38

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Solution

The fourth proportional to 133,053.90, 183,606.93 and 75,685.38 is: 104,441.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,053.90 : 183,606.93 = 75,685.38 : x
  2. Step 2: Convert to fraction form
    133,053.90/183,606.93 = 75,685.38/x
  3. Step 3: Cross multiply
    133,053.90x = 183,606.93 × 75,685.38
  4. Step 4: Simplify right side
    133,053.90x = 13,896,360,267.68
  5. Step 5: Solve for x
    x = 13,896,360,267.68/133,053.90
  6. Step 6: Final answer
    x = 104,441.59

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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.