Home / 74,800.84-112,222.37-30,459.42

Finding the Fourth Proportional to 74,800.84, 112,222.37 and 30,459.42

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Solution

The fourth proportional to 74,800.84, 112,222.37 and 30,459.42 is: 45,697.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,800.84 : 112,222.37 = 30,459.42 : x
  2. Step 2: Convert to fraction form
    74,800.84/112,222.37 = 30,459.42/x
  3. Step 3: Cross multiply
    74,800.84x = 112,222.37 × 30,459.42
  4. Step 4: Simplify right side
    74,800.84x = 3,418,227,956.54
  5. Step 5: Solve for x
    x = 3,418,227,956.54/74,800.84
  6. Step 6: Final answer
    x = 45,697.72

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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.