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Finding the Fourth Proportional to 376,748.33, 565,151.66 and 106,871.91

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Solution

The fourth proportional to 376,748.33, 565,151.66 and 106,871.91 is: 160,316.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,748.33 : 565,151.66 = 106,871.91 : x
  2. Step 2: Convert to fraction form
    376,748.33/565,151.66 = 106,871.91/x
  3. Step 3: Cross multiply
    376,748.33x = 565,151.66 × 106,871.91
  4. Step 4: Simplify right side
    376,748.33x = 60,398,836,809.51
  5. Step 5: Solve for x
    x = 60,398,836,809.51/376,748.33
  6. Step 6: Final answer
    x = 160,316.14

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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.