Home / 61,561.28-92,336.16-26,494.40

Finding the Fourth Proportional to 61,561.28, 92,336.16 and 26,494.40

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Solution

The fourth proportional to 61,561.28, 92,336.16 and 26,494.40 is: 39,739.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,561.28 : 92,336.16 = 26,494.40 : x
  2. Step 2: Convert to fraction form
    61,561.28/92,336.16 = 26,494.40/x
  3. Step 3: Cross multiply
    61,561.28x = 92,336.16 × 26,494.40
  4. Step 4: Simplify right side
    61,561.28x = 2,446,391,157.50
  5. Step 5: Solve for x
    x = 2,446,391,157.50/61,561.28
  6. Step 6: Final answer
    x = 39,739.12

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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.