Home / 66,044.58-99,222.39-53,810.34

Finding the Fourth Proportional to 66,044.58, 99,222.39 and 53,810.34

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Solution

The fourth proportional to 66,044.58, 99,222.39 and 53,810.34 is: 80,842.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,044.58 : 99,222.39 = 53,810.34 : x
  2. Step 2: Convert to fraction form
    66,044.58/99,222.39 = 53,810.34/x
  3. Step 3: Cross multiply
    66,044.58x = 99,222.39 × 53,810.34
  4. Step 4: Simplify right side
    66,044.58x = 5,339,190,541.51
  5. Step 5: Solve for x
    x = 5,339,190,541.51/66,044.58
  6. Step 6: Final answer
    x = 80,842.22

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1.5x scale

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.