Home / 249,122.28-373,668.06-80,638.92

Finding the Fourth Proportional to 249,122.28, 373,668.06 and 80,638.92

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Solution

The fourth proportional to 249,122.28, 373,668.06 and 80,638.92 is: 120,953.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,122.28 : 373,668.06 = 80,638.92 : x
  2. Step 2: Convert to fraction form
    249,122.28/373,668.06 = 80,638.92/x
  3. Step 3: Cross multiply
    249,122.28x = 373,668.06 × 80,638.92
  4. Step 4: Simplify right side
    249,122.28x = 30,132,188,796.90
  5. Step 5: Solve for x
    x = 30,132,188,796.90/249,122.28
  6. Step 6: Final answer
    x = 120,953.41

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1.5x scale

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.