Home / 107,057.28-160,560.72-47,860.32

Finding the Fourth Proportional to 107,057.28, 160,560.72 and 47,860.32

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Solution

The fourth proportional to 107,057.28, 160,560.72 and 47,860.32 is: 71,779.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,057.28 : 160,560.72 = 47,860.32 : x
  2. Step 2: Convert to fraction form
    107,057.28/160,560.72 = 47,860.32/x
  3. Step 3: Cross multiply
    107,057.28x = 160,560.72 × 47,860.32
  4. Step 4: Simplify right side
    107,057.28x = 7,684,487,438.63
  5. Step 5: Solve for x
    x = 7,684,487,438.63/107,057.28
  6. Step 6: Final answer
    x = 71,779.21

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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.