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Finding the Fourth Proportional to 228,065.47, 314,780.30 and 132,627.22

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Solution

The fourth proportional to 228,065.47, 314,780.30 and 132,627.22 is: 183,054.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,065.47 : 314,780.30 = 132,627.22 : x
  2. Step 2: Convert to fraction form
    228,065.47/314,780.30 = 132,627.22/x
  3. Step 3: Cross multiply
    228,065.47x = 314,780.30 × 132,627.22
  4. Step 4: Simplify right side
    228,065.47x = 41,748,436,099.77
  5. Step 5: Solve for x
    x = 41,748,436,099.77/228,065.47
  6. Step 6: Final answer
    x = 183,054.61

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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.