Home / 156,922.40-235,411.80-57,222.46

Finding the Fourth Proportional to 156,922.40, 235,411.80 and 57,222.46

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Solution

The fourth proportional to 156,922.40, 235,411.80 and 57,222.46 is: 85,843.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,922.40 : 235,411.80 = 57,222.46 : x
  2. Step 2: Convert to fraction form
    156,922.40/235,411.80 = 57,222.46/x
  3. Step 3: Cross multiply
    156,922.40x = 235,411.80 × 57,222.46
  4. Step 4: Simplify right side
    156,922.40x = 13,470,842,309.03
  5. Step 5: Solve for x
    x = 13,470,842,309.03/156,922.40
  6. Step 6: Final answer
    x = 85,843.97

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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.