Home / 144,388.04-216,528.12-49,591.31

Finding the Fourth Proportional to 144,388.04, 216,528.12 and 49,591.31

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Solution

The fourth proportional to 144,388.04, 216,528.12 and 49,591.31 is: 74,368.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,388.04 : 216,528.12 = 49,591.31 : x
  2. Step 2: Convert to fraction form
    144,388.04/216,528.12 = 49,591.31/x
  3. Step 3: Cross multiply
    144,388.04x = 216,528.12 × 49,591.31
  4. Step 4: Simplify right side
    144,388.04x = 10,737,912,040.00
  5. Step 5: Solve for x
    x = 10,737,912,040.00/144,388.04
  6. Step 6: Final answer
    x = 74,368.43

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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.