Home / 194,210.80-291,316.20-132,002.80

Finding the Fourth Proportional to 194,210.80, 291,316.20 and 132,002.80

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Solution

The fourth proportional to 194,210.80, 291,316.20 and 132,002.80 is: 198,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,210.80 : 291,316.20 = 132,002.80 : x
  2. Step 2: Convert to fraction form
    194,210.80/291,316.20 = 132,002.80/x
  3. Step 3: Cross multiply
    194,210.80x = 291,316.20 × 132,002.80
  4. Step 4: Simplify right side
    194,210.80x = 38,454,554,085.36
  5. Step 5: Solve for x
    x = 38,454,554,085.36/194,210.80
  6. Step 6: Final answer
    x = 198,004.20

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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.