Home / 158,945.02-238,439.67-53,735.74

Finding the Fourth Proportional to 158,945.02, 238,439.67 and 53,735.74

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Solution

The fourth proportional to 158,945.02, 238,439.67 and 53,735.74 is: 80,611.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,945.02 : 238,439.67 = 53,735.74 : x
  2. Step 2: Convert to fraction form
    158,945.02/238,439.67 = 53,735.74/x
  3. Step 3: Cross multiply
    158,945.02x = 238,439.67 × 53,735.74
  4. Step 4: Simplify right side
    158,945.02x = 12,812,732,112.81
  5. Step 5: Solve for x
    x = 12,812,732,112.81/158,945.02
  6. Step 6: Final answer
    x = 80,611.10

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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.