Home / 266,063.03-367,168.08-145,206.87

Finding the Fourth Proportional to 266,063.03, 367,168.08 and 145,206.87

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Solution

The fourth proportional to 266,063.03, 367,168.08 and 145,206.87 is: 200,386.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,063.03 : 367,168.08 = 145,206.87 : x
  2. Step 2: Convert to fraction form
    266,063.03/367,168.08 = 145,206.87/x
  3. Step 3: Cross multiply
    266,063.03x = 367,168.08 × 145,206.87
  4. Step 4: Simplify right side
    266,063.03x = 53,315,327,660.71
  5. Step 5: Solve for x
    x = 53,315,327,660.71/266,063.03
  6. Step 6: Final answer
    x = 200,386.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.