Home / 149,108.73-223,655.80-55,607.19

Finding the Fourth Proportional to 149,108.73, 223,655.80 and 55,607.19

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Solution

The fourth proportional to 149,108.73, 223,655.80 and 55,607.19 is: 83,408.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,108.73 : 223,655.80 = 55,607.19 : x
  2. Step 2: Convert to fraction form
    149,108.73/223,655.80 = 55,607.19/x
  3. Step 3: Cross multiply
    149,108.73x = 223,655.80 × 55,607.19
  4. Step 4: Simplify right side
    149,108.73x = 12,436,870,075.57
  5. Step 5: Solve for x
    x = 12,436,870,075.57/149,108.73
  6. Step 6: Final answer
    x = 83,408.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.