Home / 73,520.20-101,410.02-43,280.02

Finding the Fourth Proportional to 73,520.20, 101,410.02 and 43,280.02

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Solution

The fourth proportional to 73,520.20, 101,410.02 and 43,280.02 is: 59,698.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,520.20 : 101,410.02 = 43,280.02 : x
  2. Step 2: Convert to fraction form
    73,520.20/101,410.02 = 43,280.02/x
  3. Step 3: Cross multiply
    73,520.20x = 101,410.02 × 43,280.02
  4. Step 4: Simplify right side
    73,520.20x = 4,389,027,693.80
  5. Step 5: Solve for x
    x = 4,389,027,693.80/73,520.20
  6. Step 6: Final answer
    x = 59,698.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.