Home / 79,368.45-119,070.29-26,776.77

Finding the Fourth Proportional to 79,368.45, 119,070.29 and 26,776.77

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Solution

The fourth proportional to 79,368.45, 119,070.29 and 26,776.77 is: 40,171.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,368.45 : 119,070.29 = 26,776.77 : x
  2. Step 2: Convert to fraction form
    79,368.45/119,070.29 = 26,776.77/x
  3. Step 3: Cross multiply
    79,368.45x = 119,070.29 × 26,776.77
  4. Step 4: Simplify right side
    79,368.45x = 3,188,317,039.93
  5. Step 5: Solve for x
    x = 3,188,317,039.93/79,368.45
  6. Step 6: Final answer
    x = 40,171.09

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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.