Home / 55,819.35-83,641.50-47,465.01

Finding the Fourth Proportional to 55,819.35, 83,641.50 and 47,465.01

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Solution

The fourth proportional to 55,819.35, 83,641.50 and 47,465.01 is: 71,123.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,819.35 : 83,641.50 = 47,465.01 : x
  2. Step 2: Convert to fraction form
    55,819.35/83,641.50 = 47,465.01/x
  3. Step 3: Cross multiply
    55,819.35x = 83,641.50 × 47,465.01
  4. Step 4: Simplify right side
    55,819.35x = 3,970,044,633.92
  5. Step 5: Solve for x
    x = 3,970,044,633.92/55,819.35
  6. Step 6: Final answer
    x = 71,123.09

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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.