Home / 149,564.40-224,346.60-87,356.40

Finding the Fourth Proportional to 149,564.40, 224,346.60 and 87,356.40

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Solution

The fourth proportional to 149,564.40, 224,346.60 and 87,356.40 is: 131,034.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,564.40 : 224,346.60 = 87,356.40 : x
  2. Step 2: Convert to fraction form
    149,564.40/224,346.60 = 87,356.40/x
  3. Step 3: Cross multiply
    149,564.40x = 224,346.60 × 87,356.40
  4. Step 4: Simplify right side
    149,564.40x = 19,598,111,328.24
  5. Step 5: Solve for x
    x = 19,598,111,328.24/149,564.40
  6. Step 6: Final answer
    x = 131,034.60

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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.