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Finding the Fourth Proportional to 180,976.48, 249,747.60 and 101,488.48

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Solution

The fourth proportional to 180,976.48, 249,747.60 and 101,488.48 is: 140,054.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,976.48 : 249,747.60 = 101,488.48 : x
  2. Step 2: Convert to fraction form
    180,976.48/249,747.60 = 101,488.48/x
  3. Step 3: Cross multiply
    180,976.48x = 249,747.60 × 101,488.48
  4. Step 4: Simplify right side
    180,976.48x = 25,346,504,307.65
  5. Step 5: Solve for x
    x = 25,346,504,307.65/180,976.48
  6. Step 6: Final answer
    x = 140,054.13

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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.