Home / 143,316.20-214,715.10-116,877.80

Finding the Fourth Proportional to 143,316.20, 214,715.10 and 116,877.80

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Solution

The fourth proportional to 143,316.20, 214,715.10 and 116,877.80 is: 175,105.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,316.20 : 214,715.10 = 116,877.80 : x
  2. Step 2: Convert to fraction form
    143,316.20/214,715.10 = 116,877.80/x
  3. Step 3: Cross multiply
    143,316.20x = 214,715.10 × 116,877.80
  4. Step 4: Simplify right side
    143,316.20x = 25,095,428,514.78
  5. Step 5: Solve for x
    x = 25,095,428,514.78/143,316.20
  6. Step 6: Final answer
    x = 175,105.32

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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.