Home / 376,768.45-565,039.95-124,002.28

Finding the Fourth Proportional to 376,768.45, 565,039.95 and 124,002.28

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Solution

The fourth proportional to 376,768.45, 565,039.95 and 124,002.28 is: 185,966.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,768.45 : 565,039.95 = 124,002.28 : x
  2. Step 2: Convert to fraction form
    376,768.45/565,039.95 = 124,002.28/x
  3. Step 3: Cross multiply
    376,768.45x = 565,039.95 × 124,002.28
  4. Step 4: Simplify right side
    376,768.45x = 70,066,242,091.09
  5. Step 5: Solve for x
    x = 70,066,242,091.09/376,768.45
  6. Step 6: Final answer
    x = 185,966.32

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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.