Home / 105,954.02-158,927.43-49,762.70

Finding the Fourth Proportional to 105,954.02, 158,927.43 and 49,762.70

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Solution

The fourth proportional to 105,954.02, 158,927.43 and 49,762.70 is: 74,642.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,954.02 : 158,927.43 = 49,762.70 : x
  2. Step 2: Convert to fraction form
    105,954.02/158,927.43 = 49,762.70/x
  3. Step 3: Cross multiply
    105,954.02x = 158,927.43 × 49,762.70
  4. Step 4: Simplify right side
    105,954.02x = 7,908,658,020.86
  5. Step 5: Solve for x
    x = 7,908,658,020.86/105,954.02
  6. Step 6: Final answer
    x = 74,642.36

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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.