Home / 155,121.60-214,090.98-94,727.25

Finding the Fourth Proportional to 155,121.60, 214,090.98 and 94,727.25

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Solution

The fourth proportional to 155,121.60, 214,090.98 and 94,727.25 is: 130,737.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,121.60 : 214,090.98 = 94,727.25 : x
  2. Step 2: Convert to fraction form
    155,121.60/214,090.98 = 94,727.25/x
  3. Step 3: Cross multiply
    155,121.60x = 214,090.98 × 94,727.25
  4. Step 4: Simplify right side
    155,121.60x = 20,280,249,785.21
  5. Step 5: Solve for x
    x = 20,280,249,785.21/155,121.60
  6. Step 6: Final answer
    x = 130,737.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.