Home / 71,044.05-98,033.80-39,210.89

Finding the Fourth Proportional to 71,044.05, 98,033.80 and 39,210.89

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Solution

The fourth proportional to 71,044.05, 98,033.80 and 39,210.89 is: 54,107.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,044.05 : 98,033.80 = 39,210.89 : x
  2. Step 2: Convert to fraction form
    71,044.05/98,033.80 = 39,210.89/x
  3. Step 3: Cross multiply
    71,044.05x = 98,033.80 × 39,210.89
  4. Step 4: Simplify right side
    71,044.05x = 3,843,992,548.08
  5. Step 5: Solve for x
    x = 3,843,992,548.08/71,044.05
  6. Step 6: Final answer
    x = 54,107.17

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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.