Home / 48,938.20-73,407.30-48,477.40

Finding the Fourth Proportional to 48,938.20, 73,407.30 and 48,477.40

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Solution

The fourth proportional to 48,938.20, 73,407.30 and 48,477.40 is: 72,716.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,938.20 : 73,407.30 = 48,477.40 : x
  2. Step 2: Convert to fraction form
    48,938.20/73,407.30 = 48,477.40/x
  3. Step 3: Cross multiply
    48,938.20x = 73,407.30 × 48,477.40
  4. Step 4: Simplify right side
    48,938.20x = 3,558,595,045.02
  5. Step 5: Solve for x
    x = 3,558,595,045.02/48,938.20
  6. Step 6: Final answer
    x = 72,716.10

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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.