Home / 122,037.60-183,045.36-43,147.92

Finding the Fourth Proportional to 122,037.60, 183,045.36 and 43,147.92

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Solution

The fourth proportional to 122,037.60, 183,045.36 and 43,147.92 is: 64,717.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,037.60 : 183,045.36 = 43,147.92 : x
  2. Step 2: Convert to fraction form
    122,037.60/183,045.36 = 43,147.92/x
  3. Step 3: Cross multiply
    122,037.60x = 183,045.36 × 43,147.92
  4. Step 4: Simplify right side
    122,037.60x = 7,898,026,549.65
  5. Step 5: Solve for x
    x = 7,898,026,549.65/122,037.60
  6. Step 6: Final answer
    x = 64,717.98

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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.