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Finding the Fourth Proportional to 108,003.30, 150,854.70 and 108,003.30

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Solution

The fourth proportional to 108,003.30, 150,854.70 and 108,003.30 is: 150,854.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,003.30 : 150,854.70 = 108,003.30 : x
  2. Step 2: Convert to fraction form
    108,003.30/150,854.70 = 108,003.30/x
  3. Step 3: Cross multiply
    108,003.30x = 150,854.70 × 108,003.30
  4. Step 4: Simplify right side
    108,003.30x = 16,292,805,420.51
  5. Step 5: Solve for x
    x = 16,292,805,420.51/108,003.30
  6. Step 6: Final answer
    x = 150,854.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.