Home / 169,211.63-253,818.05-42,851.84

Finding the Fourth Proportional to 169,211.63, 253,818.05 and 42,851.84

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Solution

The fourth proportional to 169,211.63, 253,818.05 and 42,851.84 is: 64,277.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,211.63 : 253,818.05 = 42,851.84 : x
  2. Step 2: Convert to fraction form
    169,211.63/253,818.05 = 42,851.84/x
  3. Step 3: Cross multiply
    169,211.63x = 253,818.05 × 42,851.84
  4. Step 4: Simplify right side
    169,211.63x = 10,876,570,253.45
  5. Step 5: Solve for x
    x = 10,876,570,253.45/169,211.63
  6. Step 6: Final answer
    x = 64,277.91

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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.