Home / 122,123.30-183,211.10-37,881.64

Finding the Fourth Proportional to 122,123.30, 183,211.10 and 37,881.64

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Solution

The fourth proportional to 122,123.30, 183,211.10 and 37,881.64 is: 56,830.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,123.30 : 183,211.10 = 37,881.64 : x
  2. Step 2: Convert to fraction form
    122,123.30/183,211.10 = 37,881.64/x
  3. Step 3: Cross multiply
    122,123.30x = 183,211.10 × 37,881.64
  4. Step 4: Simplify right side
    122,123.30x = 6,940,335,828.74
  5. Step 5: Solve for x
    x = 6,940,335,828.74/122,123.30
  6. Step 6: Final answer
    x = 56,830.56

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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.