Home / 61,603.12-85,011.89-34,745.85

Finding the Fourth Proportional to 61,603.12, 85,011.89 and 34,745.85

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Solution

The fourth proportional to 61,603.12, 85,011.89 and 34,745.85 is: 47,949.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,603.12 : 85,011.89 = 34,745.85 : x
  2. Step 2: Convert to fraction form
    61,603.12/85,011.89 = 34,745.85/x
  3. Step 3: Cross multiply
    61,603.12x = 85,011.89 × 34,745.85
  4. Step 4: Simplify right side
    61,603.12x = 2,953,810,378.16
  5. Step 5: Solve for x
    x = 2,953,810,378.16/61,603.12
  6. Step 6: Final answer
    x = 47,949.04

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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.