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Finding the Fourth Proportional to 92,647.56, 138,970.34 and 22,526.94

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Solution

The fourth proportional to 92,647.56, 138,970.34 and 22,526.94 is: 33,790.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,647.56 : 138,970.34 = 22,526.94 : x
  2. Step 2: Convert to fraction form
    92,647.56/138,970.34 = 22,526.94/x
  3. Step 3: Cross multiply
    92,647.56x = 138,970.34 × 22,526.94
  4. Step 4: Simplify right side
    92,647.56x = 3,130,576,510.96
  5. Step 5: Solve for x
    x = 3,130,576,510.96/92,647.56
  6. Step 6: Final answer
    x = 33,790.17

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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.