Home / 217,835.66-300,646.59-133,002.38

Finding the Fourth Proportional to 217,835.66, 300,646.59 and 133,002.38

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Solution

The fourth proportional to 217,835.66, 300,646.59 and 133,002.38 is: 183,563.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,835.66 : 300,646.59 = 133,002.38 : x
  2. Step 2: Convert to fraction form
    217,835.66/300,646.59 = 133,002.38/x
  3. Step 3: Cross multiply
    217,835.66x = 300,646.59 × 133,002.38
  4. Step 4: Simplify right side
    217,835.66x = 39,986,712,008.88
  5. Step 5: Solve for x
    x = 39,986,712,008.88/217,835.66
  6. Step 6: Final answer
    x = 183,563.66

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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.