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Finding the Fourth Proportional to 249,195.98, 373,748.86 and 71,659.42

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Solution

The fourth proportional to 249,195.98, 373,748.86 and 71,659.42 is: 107,476.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,195.98 : 373,748.86 = 71,659.42 : x
  2. Step 2: Convert to fraction form
    249,195.98/373,748.86 = 71,659.42/x
  3. Step 3: Cross multiply
    249,195.98x = 373,748.86 × 71,659.42
  4. Step 4: Simplify right side
    249,195.98x = 26,782,626,533.26
  5. Step 5: Solve for x
    x = 26,782,626,533.26/249,195.98
  6. Step 6: Final answer
    x = 107,476.16

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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.