Home / 122,488.53-183,759.06-42,529.04

Finding the Fourth Proportional to 122,488.53, 183,759.06 and 42,529.04

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Solution

The fourth proportional to 122,488.53, 183,759.06 and 42,529.04 is: 63,802.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,488.53 : 183,759.06 = 42,529.04 : x
  2. Step 2: Convert to fraction form
    122,488.53/183,759.06 = 42,529.04/x
  3. Step 3: Cross multiply
    122,488.53x = 183,759.06 × 42,529.04
  4. Step 4: Simplify right side
    122,488.53x = 7,815,095,494.31
  5. Step 5: Solve for x
    x = 7,815,095,494.31/122,488.53
  6. Step 6: Final answer
    x = 63,802.67

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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.