Home / 266,675.34-368,104.64-153,543.18

Finding the Fourth Proportional to 266,675.34, 368,104.64 and 153,543.18

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Solution

The fourth proportional to 266,675.34, 368,104.64 and 153,543.18 is: 211,942.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,675.34 : 368,104.64 = 153,543.18 : x
  2. Step 2: Convert to fraction form
    266,675.34/368,104.64 = 153,543.18/x
  3. Step 3: Cross multiply
    266,675.34x = 368,104.64 × 153,543.18
  4. Step 4: Simplify right side
    266,675.34x = 56,519,956,230.64
  5. Step 5: Solve for x
    x = 56,519,956,230.64/266,675.34
  6. Step 6: Final answer
    x = 211,942.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.