Home / 97,179.36-145,719-44,543.76

Finding the Fourth Proportional to 97,179.36, 145,719 and 44,543.76

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Solution

The fourth proportional to 97,179.36, 145,719 and 44,543.76 is: 66,792.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,179.36 : 145,719 = 44,543.76 : x
  2. Step 2: Convert to fraction form
    97,179.36/145,719 = 44,543.76/x
  3. Step 3: Cross multiply
    97,179.36x = 145,719 × 44,543.76
  4. Step 4: Simplify right side
    97,179.36x = 6,490,872,163.44
  5. Step 5: Solve for x
    x = 6,490,872,163.44/97,179.36
  6. Step 6: Final answer
    x = 66,792.70

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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.