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Finding the Fourth Proportional to 73,271.10, 101,114.76 and 39,737.10

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Solution

The fourth proportional to 73,271.10, 101,114.76 and 39,737.10 is: 54,837.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,271.10 : 101,114.76 = 39,737.10 : x
  2. Step 2: Convert to fraction form
    73,271.10/101,114.76 = 39,737.10/x
  3. Step 3: Cross multiply
    73,271.10x = 101,114.76 × 39,737.10
  4. Step 4: Simplify right side
    73,271.10x = 4,018,007,329.60
  5. Step 5: Solve for x
    x = 4,018,007,329.60/73,271.10
  6. Step 6: Final answer
    x = 54,837.55

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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.