Home / 175,931.21-242,779.17-104,268.69

Finding the Fourth Proportional to 175,931.21, 242,779.17 and 104,268.69

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Solution

The fourth proportional to 175,931.21, 242,779.17 and 104,268.69 is: 143,887.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,931.21 : 242,779.17 = 104,268.69 : x
  2. Step 2: Convert to fraction form
    175,931.21/242,779.17 = 104,268.69/x
  3. Step 3: Cross multiply
    175,931.21x = 242,779.17 × 104,268.69
  4. Step 4: Simplify right side
    175,931.21x = 25,314,266,015.19
  5. Step 5: Solve for x
    x = 25,314,266,015.19/175,931.21
  6. Step 6: Final answer
    x = 143,887.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.