Home / 346,268.59-519,636.17-135,881.71

Finding the Fourth Proportional to 346,268.59, 519,636.17 and 135,881.71

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Solution

The fourth proportional to 346,268.59, 519,636.17 and 135,881.71 is: 203,914.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,268.59 : 519,636.17 = 135,881.71 : x
  2. Step 2: Convert to fraction form
    346,268.59/519,636.17 = 135,881.71/x
  3. Step 3: Cross multiply
    346,268.59x = 519,636.17 × 135,881.71
  4. Step 4: Simplify right side
    346,268.59x = 70,609,051,357.45
  5. Step 5: Solve for x
    x = 70,609,051,357.45/346,268.59
  6. Step 6: Final answer
    x = 203,914.11

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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.