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Finding the Fourth Proportional to 265,951.12, 366,976.20 and 152,773.84

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Solution

The fourth proportional to 265,951.12, 366,976.20 and 152,773.84 is: 210,807.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,951.12 : 366,976.20 = 152,773.84 : x
  2. Step 2: Convert to fraction form
    265,951.12/366,976.20 = 152,773.84/x
  3. Step 3: Cross multiply
    265,951.12x = 366,976.20 × 152,773.84
  4. Step 4: Simplify right side
    265,951.12x = 56,064,363,262.61
  5. Step 5: Solve for x
    x = 56,064,363,262.61/265,951.12
  6. Step 6: Final answer
    x = 210,807.02

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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.