Home / 88,231.80-132,347.70-35,614.20

Finding the Fourth Proportional to 88,231.80, 132,347.70 and 35,614.20

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Solution

The fourth proportional to 88,231.80, 132,347.70 and 35,614.20 is: 53,421.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,231.80 : 132,347.70 = 35,614.20 : x
  2. Step 2: Convert to fraction form
    88,231.80/132,347.70 = 35,614.20/x
  3. Step 3: Cross multiply
    88,231.80x = 132,347.70 × 35,614.20
  4. Step 4: Simplify right side
    88,231.80x = 4,713,457,457.34
  5. Step 5: Solve for x
    x = 4,713,457,457.34/88,231.80
  6. Step 6: Final answer
    x = 53,421.30

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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.