Home / 75,050.34-112,575.46-28,292.28

Finding the Fourth Proportional to 75,050.34, 112,575.46 and 28,292.28

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Solution

The fourth proportional to 75,050.34, 112,575.46 and 28,292.28 is: 42,438.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,050.34 : 112,575.46 = 28,292.28 : x
  2. Step 2: Convert to fraction form
    75,050.34/112,575.46 = 28,292.28/x
  3. Step 3: Cross multiply
    75,050.34x = 112,575.46 × 28,292.28
  4. Step 4: Simplify right side
    75,050.34x = 3,185,016,435.45
  5. Step 5: Solve for x
    x = 3,185,016,435.45/75,050.34
  6. Step 6: Final answer
    x = 42,438.40

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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.