Home / 53,217.12-79,852.64-35,459.92

Finding the Fourth Proportional to 53,217.12, 79,852.64 and 35,459.92

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Solution

The fourth proportional to 53,217.12, 79,852.64 and 35,459.92 is: 53,207.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,217.12 : 79,852.64 = 35,459.92 : x
  2. Step 2: Convert to fraction form
    53,217.12/79,852.64 = 35,459.92/x
  3. Step 3: Cross multiply
    53,217.12x = 79,852.64 × 35,459.92
  4. Step 4: Simplify right side
    53,217.12x = 2,831,568,226.19
  5. Step 5: Solve for x
    x = 2,831,568,226.19/53,217.12
  6. Step 6: Final answer
    x = 53,207.84

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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.