Home / 163,090.60-224,961.40-117,835.12

Finding the Fourth Proportional to 163,090.60, 224,961.40 and 117,835.12

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Solution

The fourth proportional to 163,090.60, 224,961.40 and 117,835.12 is: 162,537.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,090.60 : 224,961.40 = 117,835.12 : x
  2. Step 2: Convert to fraction form
    163,090.60/224,961.40 = 117,835.12/x
  3. Step 3: Cross multiply
    163,090.60x = 224,961.40 × 117,835.12
  4. Step 4: Simplify right side
    163,090.60x = 26,508,353,564.37
  5. Step 5: Solve for x
    x = 26,508,353,564.37/163,090.60
  6. Step 6: Final answer
    x = 162,537.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.