Home / 149,409.90-223,812.45-93,077.10

Finding the Fourth Proportional to 149,409.90, 223,812.45 and 93,077.10

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Solution

The fourth proportional to 149,409.90, 223,812.45 and 93,077.10 is: 139,427.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,409.90 : 223,812.45 = 93,077.10 : x
  2. Step 2: Convert to fraction form
    149,409.90/223,812.45 = 93,077.10/x
  3. Step 3: Cross multiply
    149,409.90x = 223,812.45 × 93,077.10
  4. Step 4: Simplify right side
    149,409.90x = 20,831,813,789.90
  5. Step 5: Solve for x
    x = 20,831,813,789.90/149,409.90
  6. Step 6: Final answer
    x = 139,427.27

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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.