Home / 376,515.45-564,394.10-166,116.33

Finding the Fourth Proportional to 376,515.45, 564,394.10 and 166,116.33

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Solution

The fourth proportional to 376,515.45, 564,394.10 and 166,116.33 is: 249,007.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,515.45 : 564,394.10 = 166,116.33 : x
  2. Step 2: Convert to fraction form
    376,515.45/564,394.10 = 166,116.33/x
  3. Step 3: Cross multiply
    376,515.45x = 564,394.10 × 166,116.33
  4. Step 4: Simplify right side
    376,515.45x = 93,755,075,735.07
  5. Step 5: Solve for x
    x = 93,755,075,735.07/376,515.45
  6. Step 6: Final answer
    x = 249,007.25

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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.