Home / 122,531.70-183,797.55-39,434.10

Finding the Fourth Proportional to 122,531.70, 183,797.55 and 39,434.10

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Solution

The fourth proportional to 122,531.70, 183,797.55 and 39,434.10 is: 59,151.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,531.70 : 183,797.55 = 39,434.10 : x
  2. Step 2: Convert to fraction form
    122,531.70/183,797.55 = 39,434.10/x
  3. Step 3: Cross multiply
    122,531.70x = 183,797.55 × 39,434.10
  4. Step 4: Simplify right side
    122,531.70x = 7,247,890,966.46
  5. Step 5: Solve for x
    x = 7,247,890,966.46/122,531.70
  6. Step 6: Final answer
    x = 59,151.15

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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.