Home / 230,877.40-346,332.30-131,085.40

Finding the Fourth Proportional to 230,877.40, 346,332.30 and 131,085.40

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Solution

The fourth proportional to 230,877.40, 346,332.30 and 131,085.40 is: 196,637.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,877.40 : 346,332.30 = 131,085.40 : x
  2. Step 2: Convert to fraction form
    230,877.40/346,332.30 = 131,085.40/x
  3. Step 3: Cross multiply
    230,877.40x = 346,332.30 × 131,085.40
  4. Step 4: Simplify right side
    230,877.40x = 45,399,108,078.42
  5. Step 5: Solve for x
    x = 45,399,108,078.42/230,877.40
  6. Step 6: Final answer
    x = 196,637.30

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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.