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Finding the Fourth Proportional to 376,814.94, 565,110 and 124,048.86

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Solution

The fourth proportional to 376,814.94, 565,110 and 124,048.86 is: 186,036.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,814.94 : 565,110 = 124,048.86 : x
  2. Step 2: Convert to fraction form
    376,814.94/565,110 = 124,048.86/x
  3. Step 3: Cross multiply
    376,814.94x = 565,110 × 124,048.86
  4. Step 4: Simplify right side
    376,814.94x = 70,101,251,274.60
  5. Step 5: Solve for x
    x = 70,101,251,274.60/376,814.94
  6. Step 6: Final answer
    x = 186,036.28

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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.