Home / 156,743.65-235,115.48-51,548.95

Finding the Fourth Proportional to 156,743.65, 235,115.48 and 51,548.95

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Solution

The fourth proportional to 156,743.65, 235,115.48 and 51,548.95 is: 77,323.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,743.65 : 235,115.48 = 51,548.95 : x
  2. Step 2: Convert to fraction form
    156,743.65/235,115.48 = 51,548.95/x
  3. Step 3: Cross multiply
    156,743.65x = 235,115.48 × 51,548.95
  4. Step 4: Simplify right side
    156,743.65x = 12,119,956,122.75
  5. Step 5: Solve for x
    x = 12,119,956,122.75/156,743.65
  6. Step 6: Final answer
    x = 77,323.43

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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.