Home / 107,899.20-161,848.80-60,465.60

Finding the Fourth Proportional to 107,899.20, 161,848.80 and 60,465.60

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Solution

The fourth proportional to 107,899.20, 161,848.80 and 60,465.60 is: 90,698.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,899.20 : 161,848.80 = 60,465.60 : x
  2. Step 2: Convert to fraction form
    107,899.20/161,848.80 = 60,465.60/x
  3. Step 3: Cross multiply
    107,899.20x = 161,848.80 × 60,465.60
  4. Step 4: Simplify right side
    107,899.20x = 9,786,284,801.28
  5. Step 5: Solve for x
    x = 9,786,284,801.28/107,899.20
  6. Step 6: Final answer
    x = 90,698.40

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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.