Home / 79,189.96-118,862.70-59,516.68

Finding the Fourth Proportional to 79,189.96, 118,862.70 and 59,516.68

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Solution

The fourth proportional to 79,189.96, 118,862.70 and 59,516.68 is: 89,333.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,189.96 : 118,862.70 = 59,516.68 : x
  2. Step 2: Convert to fraction form
    79,189.96/118,862.70 = 59,516.68/x
  3. Step 3: Cross multiply
    79,189.96x = 118,862.70 × 59,516.68
  4. Step 4: Simplify right side
    79,189.96x = 7,074,313,279.84
  5. Step 5: Solve for x
    x = 7,074,313,279.84/79,189.96
  6. Step 6: Final answer
    x = 89,333.46

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1.5x scale

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.