Home / 242,922.45-364,547.70-136,306.20

Finding the Fourth Proportional to 242,922.45, 364,547.70 and 136,306.20

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Solution

The fourth proportional to 242,922.45, 364,547.70 and 136,306.20 is: 204,551.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,922.45 : 364,547.70 = 136,306.20 : x
  2. Step 2: Convert to fraction form
    242,922.45/364,547.70 = 136,306.20/x
  3. Step 3: Cross multiply
    242,922.45x = 364,547.70 × 136,306.20
  4. Step 4: Simplify right side
    242,922.45x = 49,690,111,705.74
  5. Step 5: Solve for x
    x = 49,690,111,705.74/242,922.45
  6. Step 6: Final answer
    x = 204,551.34

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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.