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Finding the Fourth Proportional to 160,005.10, 240,007.65 and 101,101.90

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Solution

The fourth proportional to 160,005.10, 240,007.65 and 101,101.90 is: 151,652.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,005.10 : 240,007.65 = 101,101.90 : x
  2. Step 2: Convert to fraction form
    160,005.10/240,007.65 = 101,101.90/x
  3. Step 3: Cross multiply
    160,005.10x = 240,007.65 × 101,101.90
  4. Step 4: Simplify right side
    160,005.10x = 24,265,229,429.54
  5. Step 5: Solve for x
    x = 24,265,229,429.54/160,005.10
  6. Step 6: Final answer
    x = 151,652.85

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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.