Home / 249,212.10-373,781.70-71,700.60

Finding the Fourth Proportional to 249,212.10, 373,781.70 and 71,700.60

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Solution

The fourth proportional to 249,212.10, 373,781.70 and 71,700.60 is: 107,540.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,212.10 : 373,781.70 = 71,700.60 : x
  2. Step 2: Convert to fraction form
    249,212.10/373,781.70 = 71,700.60/x
  3. Step 3: Cross multiply
    249,212.10x = 373,781.70 × 71,700.60
  4. Step 4: Simplify right side
    249,212.10x = 26,800,372,159.02
  5. Step 5: Solve for x
    x = 26,800,372,159.02/249,212.10
  6. Step 6: Final answer
    x = 107,540.41

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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.