Home / 122,367.10-183,617.55-47,490.22

Finding the Fourth Proportional to 122,367.10, 183,617.55 and 47,490.22

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Solution

The fourth proportional to 122,367.10, 183,617.55 and 47,490.22 is: 71,261.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,367.10 : 183,617.55 = 47,490.22 : x
  2. Step 2: Convert to fraction form
    122,367.10/183,617.55 = 47,490.22/x
  3. Step 3: Cross multiply
    122,367.10x = 183,617.55 × 47,490.22
  4. Step 4: Simplify right side
    122,367.10x = 8,720,037,845.36
  5. Step 5: Solve for x
    x = 8,720,037,845.36/122,367.10
  6. Step 6: Final answer
    x = 71,261.29

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1.5x scale

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.