Home / 346,177.61-519,214.47-109,489.54

Finding the Fourth Proportional to 346,177.61, 519,214.47 and 109,489.54

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Solution

The fourth proportional to 346,177.61, 519,214.47 and 109,489.54 is: 164,217.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,177.61 : 519,214.47 = 109,489.54 : x
  2. Step 2: Convert to fraction form
    346,177.61/519,214.47 = 109,489.54/x
  3. Step 3: Cross multiply
    346,177.61x = 519,214.47 × 109,489.54
  4. Step 4: Simplify right side
    346,177.61x = 56,848,551,402.95
  5. Step 5: Solve for x
    x = 56,848,551,402.95/346,177.61
  6. Step 6: Final answer
    x = 164,217.87

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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.