Home / 107,085.60-160,629.66-50,931.12

Finding the Fourth Proportional to 107,085.60, 160,629.66 and 50,931.12

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Solution

The fourth proportional to 107,085.60, 160,629.66 and 50,931.12 is: 76,397.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,085.60 : 160,629.66 = 50,931.12 : x
  2. Step 2: Convert to fraction form
    107,085.60/160,629.66 = 50,931.12/x
  3. Step 3: Cross multiply
    107,085.60x = 160,629.66 × 50,931.12
  4. Step 4: Simplify right side
    107,085.60x = 8,181,048,489.02
  5. Step 5: Solve for x
    x = 8,181,048,489.02/107,085.60
  6. Step 6: Final answer
    x = 76,397.28

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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.