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Finding the Fourth Proportional to 73,463.40, 101,271.08 and 57,312.54

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Solution

The fourth proportional to 73,463.40, 101,271.08 and 57,312.54 is: 79,006.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,463.40 : 101,271.08 = 57,312.54 : x
  2. Step 2: Convert to fraction form
    73,463.40/101,271.08 = 57,312.54/x
  3. Step 3: Cross multiply
    73,463.40x = 101,271.08 × 57,312.54
  4. Step 4: Simplify right side
    73,463.40x = 5,804,102,823.34
  5. Step 5: Solve for x
    x = 5,804,102,823.34/73,463.40
  6. Step 6: Final answer
    x = 79,006.73

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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.