Home / 61,259.56-84,535.16-34,403.20

Finding the Fourth Proportional to 61,259.56, 84,535.16 and 34,403.20

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Solution

The fourth proportional to 61,259.56, 84,535.16 and 34,403.20 is: 47,474.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,259.56 : 84,535.16 = 34,403.20 : x
  2. Step 2: Convert to fraction form
    61,259.56/84,535.16 = 34,403.20/x
  3. Step 3: Cross multiply
    61,259.56x = 84,535.16 × 34,403.20
  4. Step 4: Simplify right side
    61,259.56x = 2,908,279,633.16
  5. Step 5: Solve for x
    x = 2,908,279,633.16/61,259.56
  6. Step 6: Final answer
    x = 47,474.71

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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.