Home / 149,007.22-205,545.80-88,597.34

Finding the Fourth Proportional to 149,007.22, 205,545.80 and 88,597.34

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Solution

The fourth proportional to 149,007.22, 205,545.80 and 88,597.34 is: 122,214.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,007.22 : 205,545.80 = 88,597.34 : x
  2. Step 2: Convert to fraction form
    149,007.22/205,545.80 = 88,597.34/x
  3. Step 3: Cross multiply
    149,007.22x = 205,545.80 × 88,597.34
  4. Step 4: Simplify right side
    149,007.22x = 18,210,811,750.57
  5. Step 5: Solve for x
    x = 18,210,811,750.57/149,007.22
  6. Step 6: Final answer
    x = 122,214.29

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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.