Home / 70,928.63-97,882.18-39,098.67

Finding the Fourth Proportional to 70,928.63, 97,882.18 and 39,098.67

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Solution

The fourth proportional to 70,928.63, 97,882.18 and 39,098.67 is: 53,956.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,928.63 : 97,882.18 = 39,098.67 : x
  2. Step 2: Convert to fraction form
    70,928.63/97,882.18 = 39,098.67/x
  3. Step 3: Cross multiply
    70,928.63x = 97,882.18 × 39,098.67
  4. Step 4: Simplify right side
    70,928.63x = 3,827,063,054.70
  5. Step 5: Solve for x
    x = 3,827,063,054.70/70,928.63
  6. Step 6: Final answer
    x = 53,956.53

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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.