Home / 369,452.10-554,097.70-99,573.94

Finding the Fourth Proportional to 369,452.10, 554,097.70 and 99,573.94

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Solution

The fourth proportional to 369,452.10, 554,097.70 and 99,573.94 is: 149,339.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,452.10 : 554,097.70 = 99,573.94 : x
  2. Step 2: Convert to fraction form
    369,452.10/554,097.70 = 99,573.94/x
  3. Step 3: Cross multiply
    369,452.10x = 554,097.70 × 99,573.94
  4. Step 4: Simplify right side
    369,452.10x = 55,173,691,133.94
  5. Step 5: Solve for x
    x = 55,173,691,133.94/369,452.10
  6. Step 6: Final answer
    x = 149,339.23

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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.