Home / 119,683.88-165,151.84-71,276.23

Finding the Fourth Proportional to 119,683.88, 165,151.84 and 71,276.23

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Solution

The fourth proportional to 119,683.88, 165,151.84 and 71,276.23 is: 98,354.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,683.88 : 165,151.84 = 71,276.23 : x
  2. Step 2: Convert to fraction form
    119,683.88/165,151.84 = 71,276.23/x
  3. Step 3: Cross multiply
    119,683.88x = 165,151.84 × 71,276.23
  4. Step 4: Simplify right side
    119,683.88x = 11,771,400,029.70
  5. Step 5: Solve for x
    x = 11,771,400,029.70/119,683.88
  6. Step 6: Final answer
    x = 98,354.10

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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.