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Finding the Fourth Proportional to 58,148.04, 80,223.30 and 32,982.96

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Solution

The fourth proportional to 58,148.04, 80,223.30 and 32,982.96 is: 45,504.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,148.04 : 80,223.30 = 32,982.96 : x
  2. Step 2: Convert to fraction form
    58,148.04/80,223.30 = 32,982.96/x
  3. Step 3: Cross multiply
    58,148.04x = 80,223.30 × 32,982.96
  4. Step 4: Simplify right side
    58,148.04x = 2,646,001,894.97
  5. Step 5: Solve for x
    x = 2,646,001,894.97/58,148.04
  6. Step 6: Final answer
    x = 45,504.58

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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.