Home / 122,104.85-183,102.60-47,200.10

Finding the Fourth Proportional to 122,104.85, 183,102.60 and 47,200.10

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Solution

The fourth proportional to 122,104.85, 183,102.60 and 47,200.10 is: 70,779.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,104.85 : 183,102.60 = 47,200.10 : x
  2. Step 2: Convert to fraction form
    122,104.85/183,102.60 = 47,200.10/x
  3. Step 3: Cross multiply
    122,104.85x = 183,102.60 × 47,200.10
  4. Step 4: Simplify right side
    122,104.85x = 8,642,461,030.26
  5. Step 5: Solve for x
    x = 8,642,461,030.26/122,104.85
  6. Step 6: Final answer
    x = 70,779.02

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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.