Home / 48,205.40-72,308.10-43,296.80

Finding the Fourth Proportional to 48,205.40, 72,308.10 and 43,296.80

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Solution

The fourth proportional to 48,205.40, 72,308.10 and 43,296.80 is: 64,945.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,205.40 : 72,308.10 = 43,296.80 : x
  2. Step 2: Convert to fraction form
    48,205.40/72,308.10 = 43,296.80/x
  3. Step 3: Cross multiply
    48,205.40x = 72,308.10 × 43,296.80
  4. Step 4: Simplify right side
    48,205.40x = 3,130,709,344.08
  5. Step 5: Solve for x
    x = 3,130,709,344.08/48,205.40
  6. Step 6: Final answer
    x = 64,945.20

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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.