Home / 156,659.90-234,998.98-44,330.72

Finding the Fourth Proportional to 156,659.90, 234,998.98 and 44,330.72

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Solution

The fourth proportional to 156,659.90, 234,998.98 and 44,330.72 is: 66,498.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,659.90 : 234,998.98 = 44,330.72 : x
  2. Step 2: Convert to fraction form
    156,659.90/234,998.98 = 44,330.72/x
  3. Step 3: Cross multiply
    156,659.90x = 234,998.98 × 44,330.72
  4. Step 4: Simplify right side
    156,659.90x = 10,417,672,696.84
  5. Step 5: Solve for x
    x = 10,417,672,696.84/156,659.90
  6. Step 6: Final answer
    x = 66,498.66

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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.