Home / 206,379.07-284,417.47-160,985.14

Finding the Fourth Proportional to 206,379.07, 284,417.47 and 160,985.14

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Solution

The fourth proportional to 206,379.07, 284,417.47 and 160,985.14 is: 221,858.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,379.07 : 284,417.47 = 160,985.14 : x
  2. Step 2: Convert to fraction form
    206,379.07/284,417.47 = 160,985.14/x
  3. Step 3: Cross multiply
    206,379.07x = 284,417.47 × 160,985.14
  4. Step 4: Simplify right side
    206,379.07x = 45,786,986,226.40
  5. Step 5: Solve for x
    x = 45,786,986,226.40/206,379.07
  6. Step 6: Final answer
    x = 221,858.67

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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.