Home / 97,283.46-145,779.33-75,063.54

Finding the Fourth Proportional to 97,283.46, 145,779.33 and 75,063.54

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Solution

The fourth proportional to 97,283.46, 145,779.33 and 75,063.54 is: 112,482.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,283.46 : 145,779.33 = 75,063.54 : x
  2. Step 2: Convert to fraction form
    97,283.46/145,779.33 = 75,063.54/x
  3. Step 3: Cross multiply
    97,283.46x = 145,779.33 × 75,063.54
  4. Step 4: Simplify right side
    97,283.46x = 10,942,712,568.63
  5. Step 5: Solve for x
    x = 10,942,712,568.63/97,283.46
  6. Step 6: Final answer
    x = 112,482.76

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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.