Home / 249,700.20-374,785.20-131,456.40

Finding the Fourth Proportional to 249,700.20, 374,785.20 and 131,456.40

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Solution

The fourth proportional to 249,700.20, 374,785.20 and 131,456.40 is: 197,308.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,700.20 : 374,785.20 = 131,456.40 : x
  2. Step 2: Convert to fraction form
    249,700.20/374,785.20 = 131,456.40/x
  3. Step 3: Cross multiply
    249,700.20x = 374,785.20 × 131,456.40
  4. Step 4: Simplify right side
    249,700.20x = 49,267,913,165.28
  5. Step 5: Solve for x
    x = 49,267,913,165.28/249,700.20
  6. Step 6: Final answer
    x = 197,308.26

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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.