Home / 61,228.10-84,505.98-35,749.55

Finding the Fourth Proportional to 61,228.10, 84,505.98 and 35,749.55

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Solution

The fourth proportional to 61,228.10, 84,505.98 and 35,749.55 is: 49,340.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,228.10 : 84,505.98 = 35,749.55 : x
  2. Step 2: Convert to fraction form
    61,228.10/84,505.98 = 35,749.55/x
  3. Step 3: Cross multiply
    61,228.10x = 84,505.98 × 35,749.55
  4. Step 4: Simplify right side
    61,228.10x = 3,021,051,102.63
  5. Step 5: Solve for x
    x = 3,021,051,102.63/61,228.10
  6. Step 6: Final answer
    x = 49,340.92

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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.