Home / 116,837.07-161,242.74-67,788.74

Finding the Fourth Proportional to 116,837.07, 161,242.74 and 67,788.74

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Solution

The fourth proportional to 116,837.07, 161,242.74 and 67,788.74 is: 93,552.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,837.07 : 161,242.74 = 67,788.74 : x
  2. Step 2: Convert to fraction form
    116,837.07/161,242.74 = 67,788.74/x
  3. Step 3: Cross multiply
    116,837.07x = 161,242.74 × 67,788.74
  4. Step 4: Simplify right side
    116,837.07x = 10,930,441,372.53
  5. Step 5: Solve for x
    x = 10,930,441,372.53/116,837.07
  6. Step 6: Final answer
    x = 93,552.85

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1.5x scale

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.