Home / 62,769.60-86,622.21-34,089.12

Finding the Fourth Proportional to 62,769.60, 86,622.21 and 34,089.12

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Solution

The fourth proportional to 62,769.60, 86,622.21 and 34,089.12 is: 47,043.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,769.60 : 86,622.21 = 34,089.12 : x
  2. Step 2: Convert to fraction form
    62,769.60/86,622.21 = 34,089.12/x
  3. Step 3: Cross multiply
    62,769.60x = 86,622.21 × 34,089.12
  4. Step 4: Simplify right side
    62,769.60x = 2,952,874,911.36
  5. Step 5: Solve for x
    x = 2,952,874,911.36/62,769.60
  6. Step 6: Final answer
    x = 47,043.07

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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.