Home / 155,037.60-232,556.40-49,867.20

Finding the Fourth Proportional to 155,037.60, 232,556.40 and 49,867.20

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Solution

The fourth proportional to 155,037.60, 232,556.40 and 49,867.20 is: 74,800.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,037.60 : 232,556.40 = 49,867.20 : x
  2. Step 2: Convert to fraction form
    155,037.60/232,556.40 = 49,867.20/x
  3. Step 3: Cross multiply
    155,037.60x = 232,556.40 × 49,867.20
  4. Step 4: Simplify right side
    155,037.60x = 11,596,936,510.08
  5. Step 5: Solve for x
    x = 11,596,936,510.08/155,037.60
  6. Step 6: Final answer
    x = 74,800.80

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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.