Home / 108,890.02-163,335.86-30,008.57

Finding the Fourth Proportional to 108,890.02, 163,335.86 and 30,008.57

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Solution

The fourth proportional to 108,890.02, 163,335.86 and 30,008.57 is: 45,013.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,890.02 : 163,335.86 = 30,008.57 : x
  2. Step 2: Convert to fraction form
    108,890.02/163,335.86 = 30,008.57/x
  3. Step 3: Cross multiply
    108,890.02x = 163,335.86 × 30,008.57
  4. Step 4: Simplify right side
    108,890.02x = 4,901,475,438.28
  5. Step 5: Solve for x
    x = 4,901,475,438.28/108,890.02
  6. Step 6: Final answer
    x = 45,013.08

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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.