Home / 155,439.16-233,112.98-60,648.12

Finding the Fourth Proportional to 155,439.16, 233,112.98 and 60,648.12

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Solution

The fourth proportional to 155,439.16, 233,112.98 and 60,648.12 is: 90,954.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,439.16 : 233,112.98 = 60,648.12 : x
  2. Step 2: Convert to fraction form
    155,439.16/233,112.98 = 60,648.12/x
  3. Step 3: Cross multiply
    155,439.16x = 233,112.98 × 60,648.12
  4. Step 4: Simplify right side
    155,439.16x = 14,137,863,984.60
  5. Step 5: Solve for x
    x = 14,137,863,984.60/155,439.16
  6. Step 6: Final answer
    x = 90,954.33

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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.