Home / 110,235.18-151,899.39-104,280.42

Finding the Fourth Proportional to 110,235.18, 151,899.39 and 104,280.42

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Solution

The fourth proportional to 110,235.18, 151,899.39 and 104,280.42 is: 143,693.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,235.18 : 151,899.39 = 104,280.42 : x
  2. Step 2: Convert to fraction form
    110,235.18/151,899.39 = 104,280.42/x
  3. Step 3: Cross multiply
    110,235.18x = 151,899.39 × 104,280.42
  4. Step 4: Simplify right side
    110,235.18x = 15,840,132,186.94
  5. Step 5: Solve for x
    x = 15,840,132,186.94/110,235.18
  6. Step 6: Final answer
    x = 143,693.98

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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.