Home / 119,577.56-179,256.98-53,030.78

Finding the Fourth Proportional to 119,577.56, 179,256.98 and 53,030.78

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Solution

The fourth proportional to 119,577.56, 179,256.98 and 53,030.78 is: 79,497.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,577.56 : 179,256.98 = 53,030.78 : x
  2. Step 2: Convert to fraction form
    119,577.56/179,256.98 = 53,030.78/x
  3. Step 3: Cross multiply
    119,577.56x = 179,256.98 × 53,030.78
  4. Step 4: Simplify right side
    119,577.56x = 9,506,137,469.84
  5. Step 5: Solve for x
    x = 9,506,137,469.84/119,577.56
  6. Step 6: Final answer
    x = 79,497.67

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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.