Home / 104,148.04-143,724.44-56,401.46

Finding the Fourth Proportional to 104,148.04, 143,724.44 and 56,401.46

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Solution

The fourth proportional to 104,148.04, 143,724.44 and 56,401.46 is: 77,834.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,148.04 : 143,724.44 = 56,401.46 : x
  2. Step 2: Convert to fraction form
    104,148.04/143,724.44 = 56,401.46/x
  3. Step 3: Cross multiply
    104,148.04x = 143,724.44 × 56,401.46
  4. Step 4: Simplify right side
    104,148.04x = 8,106,268,253.68
  5. Step 5: Solve for x
    x = 8,106,268,253.68/104,148.04
  6. Step 6: Final answer
    x = 77,834.09

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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.