Home / 104,419.82-144,099.49-56,673.17

Finding the Fourth Proportional to 104,419.82, 144,099.49 and 56,673.17

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Solution

The fourth proportional to 104,419.82, 144,099.49 and 56,673.17 is: 78,209.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,419.82 : 144,099.49 = 56,673.17 : x
  2. Step 2: Convert to fraction form
    104,419.82/144,099.49 = 56,673.17/x
  3. Step 3: Cross multiply
    104,419.82x = 144,099.49 × 56,673.17
  4. Step 4: Simplify right side
    104,419.82x = 8,166,574,031.50
  5. Step 5: Solve for x
    x = 8,166,574,031.50/104,419.82
  6. Step 6: Final answer
    x = 78,209.05

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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.