Home / 156,009.36-234,030.40-50,836.48

Finding the Fourth Proportional to 156,009.36, 234,030.40 and 50,836.48

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Solution

The fourth proportional to 156,009.36, 234,030.40 and 50,836.48 is: 76,260.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,009.36 : 234,030.40 = 50,836.48 : x
  2. Step 2: Convert to fraction form
    156,009.36/234,030.40 = 50,836.48/x
  3. Step 3: Cross multiply
    156,009.36x = 234,030.40 × 50,836.48
  4. Step 4: Simplify right side
    156,009.36x = 11,897,281,748.99
  5. Step 5: Solve for x
    x = 11,897,281,748.99/156,009.36
  6. Step 6: Final answer
    x = 76,260.05

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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.