Home / 122,025.34-183,063.68-42,070.75

Finding the Fourth Proportional to 122,025.34, 183,063.68 and 42,070.75

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Solution

The fourth proportional to 122,025.34, 183,063.68 and 42,070.75 is: 63,114.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,025.34 : 183,063.68 = 42,070.75 : x
  2. Step 2: Convert to fraction form
    122,025.34/183,063.68 = 42,070.75/x
  3. Step 3: Cross multiply
    122,025.34x = 183,063.68 × 42,070.75
  4. Step 4: Simplify right side
    122,025.34x = 7,701,626,315.36
  5. Step 5: Solve for x
    x = 7,701,626,315.36/122,025.34
  6. Step 6: Final answer
    x = 63,114.98

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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.