Home / 108,844.13-163,235.28-42,270.05

Finding the Fourth Proportional to 108,844.13, 163,235.28 and 42,270.05

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Solution

The fourth proportional to 108,844.13, 163,235.28 and 42,270.05 is: 63,393.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,844.13 : 163,235.28 = 42,270.05 : x
  2. Step 2: Convert to fraction form
    108,844.13/163,235.28 = 42,270.05/x
  3. Step 3: Cross multiply
    108,844.13x = 163,235.28 × 42,270.05
  4. Step 4: Simplify right side
    108,844.13x = 6,899,963,447.36
  5. Step 5: Solve for x
    x = 6,899,963,447.36/108,844.13
  6. Step 6: Final answer
    x = 63,393.07

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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.