Home / 104,419.07-144,098.45-56,672.42

Finding the Fourth Proportional to 104,419.07, 144,098.45 and 56,672.42

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Solution

The fourth proportional to 104,419.07, 144,098.45 and 56,672.42 is: 78,208.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,419.07 : 144,098.45 = 56,672.42 : x
  2. Step 2: Convert to fraction form
    104,419.07/144,098.45 = 56,672.42/x
  3. Step 3: Cross multiply
    104,419.07x = 144,098.45 × 56,672.42
  4. Step 4: Simplify right side
    104,419.07x = 8,166,407,300.94
  5. Step 5: Solve for x
    x = 8,166,407,300.94/104,419.07
  6. Step 6: Final answer
    x = 78,208.01

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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.