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Finding the Fourth Proportional to 160,088.63, 220,903.47 and 88,464.38

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Solution

The fourth proportional to 160,088.63, 220,903.47 and 88,464.38 is: 122,070.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,088.63 : 220,903.47 = 88,464.38 : x
  2. Step 2: Convert to fraction form
    160,088.63/220,903.47 = 88,464.38/x
  3. Step 3: Cross multiply
    160,088.63x = 220,903.47 × 88,464.38
  4. Step 4: Simplify right side
    160,088.63x = 19,542,087,408.88
  5. Step 5: Solve for x
    x = 19,542,087,408.88/160,088.63
  6. Step 6: Final answer
    x = 122,070.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.