Home / 204,328.29-305,901.95-129,532.89

Finding the Fourth Proportional to 204,328.29, 305,901.95 and 129,532.89

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Solution

The fourth proportional to 204,328.29, 305,901.95 and 129,532.89 is: 193,925.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,328.29 : 305,901.95 = 129,532.89 : x
  2. Step 2: Convert to fraction form
    204,328.29/305,901.95 = 129,532.89/x
  3. Step 3: Cross multiply
    204,328.29x = 305,901.95 × 129,532.89
  4. Step 4: Simplify right side
    204,328.29x = 39,624,362,992.47
  5. Step 5: Solve for x
    x = 39,624,362,992.47/204,328.29
  6. Step 6: Final answer
    x = 193,925.00

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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.