Home / 62,624.88-86,435.37-57,581.12

Finding the Fourth Proportional to 62,624.88, 86,435.37 and 57,581.12

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Solution

The fourth proportional to 62,624.88, 86,435.37 and 57,581.12 is: 79,473.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,624.88 : 86,435.37 = 57,581.12 : x
  2. Step 2: Convert to fraction form
    62,624.88/86,435.37 = 57,581.12/x
  3. Step 3: Cross multiply
    62,624.88x = 86,435.37 × 57,581.12
  4. Step 4: Simplify right side
    62,624.88x = 4,977,044,980.04
  5. Step 5: Solve for x
    x = 4,977,044,980.04/62,624.88
  6. Step 6: Final answer
    x = 79,473.92

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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.