Home / 48,833.60-73,250.40-42,807.20

Finding the Fourth Proportional to 48,833.60, 73,250.40 and 42,807.20

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Solution

The fourth proportional to 48,833.60, 73,250.40 and 42,807.20 is: 64,210.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,833.60 : 73,250.40 = 42,807.20 : x
  2. Step 2: Convert to fraction form
    48,833.60/73,250.40 = 42,807.20/x
  3. Step 3: Cross multiply
    48,833.60x = 73,250.40 × 42,807.20
  4. Step 4: Simplify right side
    48,833.60x = 3,135,644,522.88
  5. Step 5: Solve for x
    x = 3,135,644,522.88/48,833.60
  6. Step 6: Final answer
    x = 64,210.80

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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.