Home / 183,484.62-275,242.29-78,304.50

Finding the Fourth Proportional to 183,484.62, 275,242.29 and 78,304.50

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Solution

The fourth proportional to 183,484.62, 275,242.29 and 78,304.50 is: 117,463.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,484.62 : 275,242.29 = 78,304.50 : x
  2. Step 2: Convert to fraction form
    183,484.62/275,242.29 = 78,304.50/x
  3. Step 3: Cross multiply
    183,484.62x = 275,242.29 × 78,304.50
  4. Step 4: Simplify right side
    183,484.62x = 21,552,709,897.31
  5. Step 5: Solve for x
    x = 21,552,709,897.31/183,484.62
  6. Step 6: Final answer
    x = 117,463.31

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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.