Home / 169,207.38-253,811.66-42,847.58

Finding the Fourth Proportional to 169,207.38, 253,811.66 and 42,847.58

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Solution

The fourth proportional to 169,207.38, 253,811.66 and 42,847.58 is: 64,271.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,207.38 : 253,811.66 = 42,847.58 : x
  2. Step 2: Convert to fraction form
    169,207.38/253,811.66 = 42,847.58/x
  3. Step 3: Cross multiply
    169,207.38x = 253,811.66 × 42,847.58
  4. Step 4: Simplify right side
    169,207.38x = 10,875,215,827.07
  5. Step 5: Solve for x
    x = 10,875,215,827.07/169,207.38
  6. Step 6: Final answer
    x = 64,271.52

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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.