Home / 448,975.00-673,445.95-133,423.71

Finding the Fourth Proportional to 448,975.00, 673,445.95 and 133,423.71

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Solution

The fourth proportional to 448,975.00, 673,445.95 and 133,423.71 is: 200,130.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,975.00 : 673,445.95 = 133,423.71 : x
  2. Step 2: Convert to fraction form
    448,975.00/673,445.95 = 133,423.71/x
  3. Step 3: Cross multiply
    448,975.00x = 673,445.95 × 133,423.71
  4. Step 4: Simplify right side
    448,975.00x = 89,853,654,274.49
  5. Step 5: Solve for x
    x = 89,853,654,274.49/448,975.00
  6. Step 6: Final answer
    x = 200,130.64

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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.