Home / 74,595.33-111,897.18-30,222.45

Finding the Fourth Proportional to 74,595.33, 111,897.18 and 30,222.45

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Solution

The fourth proportional to 74,595.33, 111,897.18 and 30,222.45 is: 45,335.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,595.33 : 111,897.18 = 30,222.45 : x
  2. Step 2: Convert to fraction form
    74,595.33/111,897.18 = 30,222.45/x
  3. Step 3: Cross multiply
    74,595.33x = 111,897.18 × 30,222.45
  4. Step 4: Simplify right side
    74,595.33x = 3,381,806,927.69
  5. Step 5: Solve for x
    x = 3,381,806,927.69/74,595.33
  6. Step 6: Final answer
    x = 45,335.37

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1.5x scale

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.