Home / 145,890.06-218,747.46-57,037.68

Finding the Fourth Proportional to 145,890.06, 218,747.46 and 57,037.68

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Solution

The fourth proportional to 145,890.06, 218,747.46 and 57,037.68 is: 85,522.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,890.06 : 218,747.46 = 57,037.68 : x
  2. Step 2: Convert to fraction form
    145,890.06/218,747.46 = 57,037.68/x
  3. Step 3: Cross multiply
    145,890.06x = 218,747.46 × 57,037.68
  4. Step 4: Simplify right side
    145,890.06x = 12,476,847,624.29
  5. Step 5: Solve for x
    x = 12,476,847,624.29/145,890.06
  6. Step 6: Final answer
    x = 85,522.26

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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.