Home / 88,529.10-122,140.14-54,061.26

Finding the Fourth Proportional to 88,529.10, 122,140.14 and 54,061.26

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Solution

The fourth proportional to 88,529.10, 122,140.14 and 54,061.26 is: 74,586.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,529.10 : 122,140.14 = 54,061.26 : x
  2. Step 2: Convert to fraction form
    88,529.10/122,140.14 = 54,061.26/x
  3. Step 3: Cross multiply
    88,529.10x = 122,140.14 × 54,061.26
  4. Step 4: Simplify right side
    88,529.10x = 6,603,049,864.98
  5. Step 5: Solve for x
    x = 6,603,049,864.98/88,529.10
  6. Step 6: Final answer
    x = 74,586.21

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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.