Home / 61,950.21-85,485.98-34,355.75

Finding the Fourth Proportional to 61,950.21, 85,485.98 and 34,355.75

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Solution

The fourth proportional to 61,950.21, 85,485.98 and 34,355.75 is: 47,407.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,950.21 : 85,485.98 = 34,355.75 : x
  2. Step 2: Convert to fraction form
    61,950.21/85,485.98 = 34,355.75/x
  3. Step 3: Cross multiply
    61,950.21x = 85,485.98 × 34,355.75
  4. Step 4: Simplify right side
    61,950.21x = 2,936,934,999.32
  5. Step 5: Solve for x
    x = 2,936,934,999.32/61,950.21
  6. Step 6: Final answer
    x = 47,407.99

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1.5x scale

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.