Home / 119,675.07-165,155.56-65,962.05

Finding the Fourth Proportional to 119,675.07, 165,155.56 and 65,962.05

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Solution

The fourth proportional to 119,675.07, 165,155.56 and 65,962.05 is: 91,029.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,675.07 : 165,155.56 = 65,962.05 : x
  2. Step 2: Convert to fraction form
    119,675.07/165,155.56 = 65,962.05/x
  3. Step 3: Cross multiply
    119,675.07x = 165,155.56 × 65,962.05
  4. Step 4: Simplify right side
    119,675.07x = 10,893,998,522.26
  5. Step 5: Solve for x
    x = 10,893,998,522.26/119,675.07
  6. Step 6: Final answer
    x = 91,029.81

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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.