Home / 67,519.82-93,148.09-40,646.77

Finding the Fourth Proportional to 67,519.82, 93,148.09 and 40,646.77

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Solution

The fourth proportional to 67,519.82, 93,148.09 and 40,646.77 is: 56,074.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,519.82 : 93,148.09 = 40,646.77 : x
  2. Step 2: Convert to fraction form
    67,519.82/93,148.09 = 40,646.77/x
  3. Step 3: Cross multiply
    67,519.82x = 93,148.09 × 40,646.77
  4. Step 4: Simplify right side
    67,519.82x = 3,786,168,655.68
  5. Step 5: Solve for x
    x = 3,786,168,655.68/67,519.82
  6. Step 6: Final answer
    x = 56,074.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.