Home / 266,822.12-368,234.52-152,103.50

Finding the Fourth Proportional to 266,822.12, 368,234.52 and 152,103.50

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Solution

The fourth proportional to 266,822.12, 368,234.52 and 152,103.50 is: 209,914.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,822.12 : 368,234.52 = 152,103.50 : x
  2. Step 2: Convert to fraction form
    266,822.12/368,234.52 = 152,103.50/x
  3. Step 3: Cross multiply
    266,822.12x = 368,234.52 × 152,103.50
  4. Step 4: Simplify right side
    266,822.12x = 56,009,759,312.82
  5. Step 5: Solve for x
    x = 56,009,759,312.82/266,822.12
  6. Step 6: Final answer
    x = 209,914.23

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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.