Home / 76,167.90-105,111.52-43,902.26

Finding the Fourth Proportional to 76,167.90, 105,111.52 and 43,902.26

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Solution

The fourth proportional to 76,167.90, 105,111.52 and 43,902.26 is: 60,585.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,167.90 : 105,111.52 = 43,902.26 : x
  2. Step 2: Convert to fraction form
    76,167.90/105,111.52 = 43,902.26/x
  3. Step 3: Cross multiply
    76,167.90x = 105,111.52 × 43,902.26
  4. Step 4: Simplify right side
    76,167.90x = 4,614,633,220.84
  5. Step 5: Solve for x
    x = 4,614,633,220.84/76,167.90
  6. Step 6: Final answer
    x = 60,585.01

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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.