Home / 207,360.04-311,036.34-67,118.80

Finding the Fourth Proportional to 207,360.04, 311,036.34 and 67,118.80

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Solution

The fourth proportional to 207,360.04, 311,036.34 and 67,118.80 is: 100,677.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,360.04 : 311,036.34 = 67,118.80 : x
  2. Step 2: Convert to fraction form
    207,360.04/311,036.34 = 67,118.80/x
  3. Step 3: Cross multiply
    207,360.04x = 311,036.34 × 67,118.80
  4. Step 4: Simplify right side
    207,360.04x = 20,876,385,897.19
  5. Step 5: Solve for x
    x = 20,876,385,897.19/207,360.04
  6. Step 6: Final answer
    x = 100,677.00

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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.