Home / 79,484.04-119,170.98-67,084.56

Finding the Fourth Proportional to 79,484.04, 119,170.98 and 67,084.56

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Solution

The fourth proportional to 79,484.04, 119,170.98 and 67,084.56 is: 100,580.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,484.04 : 119,170.98 = 67,084.56 : x
  2. Step 2: Convert to fraction form
    79,484.04/119,170.98 = 67,084.56/x
  3. Step 3: Cross multiply
    79,484.04x = 119,170.98 × 67,084.56
  4. Step 4: Simplify right side
    79,484.04x = 7,994,532,758.07
  5. Step 5: Solve for x
    x = 7,994,532,758.07/79,484.04
  6. Step 6: Final answer
    x = 100,580.35

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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.