Home / 104,553.36-144,283.40-56,806.90

Finding the Fourth Proportional to 104,553.36, 144,283.40 and 56,806.90

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Solution

The fourth proportional to 104,553.36, 144,283.40 and 56,806.90 is: 78,393.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,553.36 : 144,283.40 = 56,806.90 : x
  2. Step 2: Convert to fraction form
    104,553.36/144,283.40 = 56,806.90/x
  3. Step 3: Cross multiply
    104,553.36x = 144,283.40 × 56,806.90
  4. Step 4: Simplify right side
    104,553.36x = 8,196,292,675.46
  5. Step 5: Solve for x
    x = 8,196,292,675.46/104,553.36
  6. Step 6: Final answer
    x = 78,393.39

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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.