Home / 105,927.93-158,814.90-49,739.13

Finding the Fourth Proportional to 105,927.93, 158,814.90 and 49,739.13

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Solution

The fourth proportional to 105,927.93, 158,814.90 and 49,739.13 is: 74,572.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,927.93 : 158,814.90 = 49,739.13 : x
  2. Step 2: Convert to fraction form
    105,927.93/158,814.90 = 49,739.13/x
  3. Step 3: Cross multiply
    105,927.93x = 158,814.90 × 49,739.13
  4. Step 4: Simplify right side
    105,927.93x = 7,899,314,957.04
  5. Step 5: Solve for x
    x = 7,899,314,957.04/105,927.93
  6. Step 6: Final answer
    x = 74,572.54

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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.