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Finding the Fourth Proportional to 216,570.92, 325,004.00 and 130,089.65

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Solution

The fourth proportional to 216,570.92, 325,004.00 and 130,089.65 is: 195,223.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,570.92 : 325,004.00 = 130,089.65 : x
  2. Step 2: Convert to fraction form
    216,570.92/325,004.00 = 130,089.65/x
  3. Step 3: Cross multiply
    216,570.92x = 325,004.00 × 130,089.65
  4. Step 4: Simplify right side
    216,570.92x = 42,279,654,333.13
  5. Step 5: Solve for x
    x = 42,279,654,333.13/216,570.92
  6. Step 6: Final answer
    x = 195,223.14

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1.5x scale

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.