Home / 242,024.20-363,036.30-231,137.80

Finding the Fourth Proportional to 242,024.20, 363,036.30 and 231,137.80

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Solution

The fourth proportional to 242,024.20, 363,036.30 and 231,137.80 is: 346,706.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,024.20 : 363,036.30 = 231,137.80 : x
  2. Step 2: Convert to fraction form
    242,024.20/363,036.30 = 231,137.80/x
  3. Step 3: Cross multiply
    242,024.20x = 363,036.30 × 231,137.80
  4. Step 4: Simplify right side
    242,024.20x = 83,911,411,702.14
  5. Step 5: Solve for x
    x = 83,911,411,702.14/242,024.20
  6. Step 6: Final answer
    x = 346,706.70

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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.