Home / 119,265.05-164,587.47-65,555.03

Finding the Fourth Proportional to 119,265.05, 164,587.47 and 65,555.03

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Solution

The fourth proportional to 119,265.05, 164,587.47 and 65,555.03 is: 90,466.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,265.05 : 164,587.47 = 65,555.03 : x
  2. Step 2: Convert to fraction form
    119,265.05/164,587.47 = 65,555.03/x
  3. Step 3: Cross multiply
    119,265.05x = 164,587.47 × 65,555.03
  4. Step 4: Simplify right side
    119,265.05x = 10,789,536,533.47
  5. Step 5: Solve for x
    x = 10,789,536,533.47/119,265.05
  6. Step 6: Final answer
    x = 90,466.88

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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.