Home / 174,814.60-262,221.90-155,115.40

Finding the Fourth Proportional to 174,814.60, 262,221.90 and 155,115.40

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Solution

The fourth proportional to 174,814.60, 262,221.90 and 155,115.40 is: 232,673.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,814.60 : 262,221.90 = 155,115.40 : x
  2. Step 2: Convert to fraction form
    174,814.60/262,221.90 = 155,115.40/x
  3. Step 3: Cross multiply
    174,814.60x = 262,221.90 × 155,115.40
  4. Step 4: Simplify right side
    174,814.60x = 40,674,654,907.26
  5. Step 5: Solve for x
    x = 40,674,654,907.26/174,814.60
  6. Step 6: Final answer
    x = 232,673.10

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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.