Home / 108,205.72-162,085.02-63,695.32

Finding the Fourth Proportional to 108,205.72, 162,085.02 and 63,695.32

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Solution

The fourth proportional to 108,205.72, 162,085.02 and 63,695.32 is: 95,411.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,205.72 : 162,085.02 = 63,695.32 : x
  2. Step 2: Convert to fraction form
    108,205.72/162,085.02 = 63,695.32/x
  3. Step 3: Cross multiply
    108,205.72x = 162,085.02 × 63,695.32
  4. Step 4: Simplify right side
    108,205.72x = 10,324,057,216.11
  5. Step 5: Solve for x
    x = 10,324,057,216.11/108,205.72
  6. Step 6: Final answer
    x = 95,411.38

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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.