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Finding the Fourth Proportional to 247,249, 370,935.66 and 114,223.32

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Solution

The fourth proportional to 247,249, 370,935.66 and 114,223.32 is: 171,363.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,249 : 370,935.66 = 114,223.32 : x
  2. Step 2: Convert to fraction form
    247,249/370,935.66 = 114,223.32/x
  3. Step 3: Cross multiply
    247,249x = 370,935.66 × 114,223.32
  4. Step 4: Simplify right side
    247,249x = 42,369,502,591.59
  5. Step 5: Solve for x
    x = 42,369,502,591.59/247,249
  6. Step 6: Final answer
    x = 171,363.70

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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.