Home / 48,836.60-73,254.90-42,810.20

Finding the Fourth Proportional to 48,836.60, 73,254.90 and 42,810.20

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Solution

The fourth proportional to 48,836.60, 73,254.90 and 42,810.20 is: 64,215.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,836.60 : 73,254.90 = 42,810.20 : x
  2. Step 2: Convert to fraction form
    48,836.60/73,254.90 = 42,810.20/x
  3. Step 3: Cross multiply
    48,836.60x = 73,254.90 × 42,810.20
  4. Step 4: Simplify right side
    48,836.60x = 3,136,056,919.98
  5. Step 5: Solve for x
    x = 3,136,056,919.98/48,836.60
  6. Step 6: Final answer
    x = 64,215.30

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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.