Home / 122,017.70-183,026.55-43,131.30

Finding the Fourth Proportional to 122,017.70, 183,026.55 and 43,131.30

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Solution

The fourth proportional to 122,017.70, 183,026.55 and 43,131.30 is: 64,696.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,017.70 : 183,026.55 = 43,131.30 : x
  2. Step 2: Convert to fraction form
    122,017.70/183,026.55 = 43,131.30/x
  3. Step 3: Cross multiply
    122,017.70x = 183,026.55 × 43,131.30
  4. Step 4: Simplify right side
    122,017.70x = 7,894,173,036.02
  5. Step 5: Solve for x
    x = 7,894,173,036.02/122,017.70
  6. Step 6: Final answer
    x = 64,696.95

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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.