Home / 133,214.33-183,826.95-75,859.50

Finding the Fourth Proportional to 133,214.33, 183,826.95 and 75,859.50

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Solution

The fourth proportional to 133,214.33, 183,826.95 and 75,859.50 is: 104,681.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,214.33 : 183,826.95 = 75,859.50 : x
  2. Step 2: Convert to fraction form
    133,214.33/183,826.95 = 75,859.50/x
  3. Step 3: Cross multiply
    133,214.33x = 183,826.95 × 75,859.50
  4. Step 4: Simplify right side
    133,214.33x = 13,945,020,513.53
  5. Step 5: Solve for x
    x = 13,945,020,513.53/133,214.33
  6. Step 6: Final answer
    x = 104,681.09

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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.