Home / 149,336.60-224,004.48-122,985.68

Finding the Fourth Proportional to 149,336.60, 224,004.48 and 122,985.68

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Solution

The fourth proportional to 149,336.60, 224,004.48 and 122,985.68 is: 184,478.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,336.60 : 224,004.48 = 122,985.68 : x
  2. Step 2: Convert to fraction form
    149,336.60/224,004.48 = 122,985.68/x
  3. Step 3: Cross multiply
    149,336.60x = 224,004.48 × 122,985.68
  4. Step 4: Simplify right side
    149,336.60x = 27,549,343,295.85
  5. Step 5: Solve for x
    x = 27,549,343,295.85/149,336.60
  6. Step 6: Final answer
    x = 184,478.17

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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.