Home / 346,437.09-519,699.38-109,695.15

Finding the Fourth Proportional to 346,437.09, 519,699.38 and 109,695.15

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Solution

The fourth proportional to 346,437.09, 519,699.38 and 109,695.15 is: 164,556.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,437.09 : 519,699.38 = 109,695.15 : x
  2. Step 2: Convert to fraction form
    346,437.09/519,699.38 = 109,695.15/x
  3. Step 3: Cross multiply
    346,437.09x = 519,699.38 × 109,695.15
  4. Step 4: Simplify right side
    346,437.09x = 57,008,500,895.53
  5. Step 5: Solve for x
    x = 57,008,500,895.53/346,437.09
  6. Step 6: Final answer
    x = 164,556.57

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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.