Home / 158,835.22-219,204.12-105,026.92

Finding the Fourth Proportional to 158,835.22, 219,204.12 and 105,026.92

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Solution

The fourth proportional to 158,835.22, 219,204.12 and 105,026.92 is: 144,944.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,835.22 : 219,204.12 = 105,026.92 : x
  2. Step 2: Convert to fraction form
    158,835.22/219,204.12 = 105,026.92/x
  3. Step 3: Cross multiply
    158,835.22x = 219,204.12 × 105,026.92
  4. Step 4: Simplify right side
    158,835.22x = 23,022,333,574.91
  5. Step 5: Solve for x
    x = 23,022,333,574.91/158,835.22
  6. Step 6: Final answer
    x = 144,944.76

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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.