Home / 108,910.97-163,303.02-42,273.25

Finding the Fourth Proportional to 108,910.97, 163,303.02 and 42,273.25

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Solution

The fourth proportional to 108,910.97, 163,303.02 and 42,273.25 is: 63,385.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,910.97 : 163,303.02 = 42,273.25 : x
  2. Step 2: Convert to fraction form
    108,910.97/163,303.02 = 42,273.25/x
  3. Step 3: Cross multiply
    108,910.97x = 163,303.02 × 42,273.25
  4. Step 4: Simplify right side
    108,910.97x = 6,903,349,275.12
  5. Step 5: Solve for x
    x = 6,903,349,275.12/108,910.97
  6. Step 6: Final answer
    x = 63,385.25

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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.