Home / 104,252.50-143,867.64-56,504.62

Finding the Fourth Proportional to 104,252.50, 143,867.64 and 56,504.62

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Solution

The fourth proportional to 104,252.50, 143,867.64 and 56,504.62 is: 77,975.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,252.50 : 143,867.64 = 56,504.62 : x
  2. Step 2: Convert to fraction form
    104,252.50/143,867.64 = 56,504.62/x
  3. Step 3: Cross multiply
    104,252.50x = 143,867.64 × 56,504.62
  4. Step 4: Simplify right side
    104,252.50x = 8,129,186,328.50
  5. Step 5: Solve for x
    x = 8,129,186,328.50/104,252.50
  6. Step 6: Final answer
    x = 77,975.94

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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.