Home / 88,010.20-132,080.10-35,457.40

Finding the Fourth Proportional to 88,010.20, 132,080.10 and 35,457.40

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Solution

The fourth proportional to 88,010.20, 132,080.10 and 35,457.40 is: 53,212.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,010.20 : 132,080.10 = 35,457.40 : x
  2. Step 2: Convert to fraction form
    88,010.20/132,080.10 = 35,457.40/x
  3. Step 3: Cross multiply
    88,010.20x = 132,080.10 × 35,457.40
  4. Step 4: Simplify right side
    88,010.20x = 4,683,216,937.74
  5. Step 5: Solve for x
    x = 4,683,216,937.74/88,010.20
  6. Step 6: Final answer
    x = 53,212.21

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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.