Home / 195,428.48-292,973.99-75,569.34

Finding the Fourth Proportional to 195,428.48, 292,973.99 and 75,569.34

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Solution

The fourth proportional to 195,428.48, 292,973.99 and 75,569.34 is: 113,288.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,428.48 : 292,973.99 = 75,569.34 : x
  2. Step 2: Convert to fraction form
    195,428.48/292,973.99 = 75,569.34/x
  3. Step 3: Cross multiply
    195,428.48x = 292,973.99 × 75,569.34
  4. Step 4: Simplify right side
    195,428.48x = 22,139,850,683.62
  5. Step 5: Solve for x
    x = 22,139,850,683.62/195,428.48
  6. Step 6: Final answer
    x = 113,288.77

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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.