Home / 346,275.25-519,442.48-121,616.12

Finding the Fourth Proportional to 346,275.25, 519,442.48 and 121,616.12

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Solution

The fourth proportional to 346,275.25, 519,442.48 and 121,616.12 is: 182,434.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,275.25 : 519,442.48 = 121,616.12 : x
  2. Step 2: Convert to fraction form
    346,275.25/519,442.48 = 121,616.12/x
  3. Step 3: Cross multiply
    346,275.25x = 519,442.48 × 121,616.12
  4. Step 4: Simplify right side
    346,275.25x = 63,172,580,431.40
  5. Step 5: Solve for x
    x = 63,172,580,431.40/346,275.25
  6. Step 6: Final answer
    x = 182,434.58

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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.