Home / 112,094.70-168,207.21-42,022.86

Finding the Fourth Proportional to 112,094.70, 168,207.21 and 42,022.86

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Solution

The fourth proportional to 112,094.70, 168,207.21 and 42,022.86 is: 63,058.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,094.70 : 168,207.21 = 42,022.86 : x
  2. Step 2: Convert to fraction form
    112,094.70/168,207.21 = 42,022.86/x
  3. Step 3: Cross multiply
    112,094.70x = 168,207.21 × 42,022.86
  4. Step 4: Simplify right side
    112,094.70x = 7,068,548,036.82
  5. Step 5: Solve for x
    x = 7,068,548,036.82/112,094.70
  6. Step 6: Final answer
    x = 63,058.72

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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.