Home / 249,529.30-374,310.15-131,431.30

Finding the Fourth Proportional to 249,529.30, 374,310.15 and 131,431.30

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Solution

The fourth proportional to 249,529.30, 374,310.15 and 131,431.30 is: 197,155.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,529.30 : 374,310.15 = 131,431.30 : x
  2. Step 2: Convert to fraction form
    249,529.30/374,310.15 = 131,431.30/x
  3. Step 3: Cross multiply
    249,529.30x = 374,310.15 × 131,431.30
  4. Step 4: Simplify right side
    249,529.30x = 49,196,069,617.70
  5. Step 5: Solve for x
    x = 49,196,069,617.70/249,529.30
  6. Step 6: Final answer
    x = 197,155.48

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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.