Home / 289,048.50-433,747.71-122,836.50

Finding the Fourth Proportional to 289,048.50, 433,747.71 and 122,836.50

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Solution

The fourth proportional to 289,048.50, 433,747.71 and 122,836.50 is: 184,329.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,048.50 : 433,747.71 = 122,836.50 : x
  2. Step 2: Convert to fraction form
    289,048.50/433,747.71 = 122,836.50/x
  3. Step 3: Cross multiply
    289,048.50x = 433,747.71 × 122,836.50
  4. Step 4: Simplify right side
    289,048.50x = 53,280,050,579.42
  5. Step 5: Solve for x
    x = 53,280,050,579.42/289,048.50
  6. Step 6: Final answer
    x = 184,329.10

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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.