Home / 346,150.56-519,221.66-89,960.43

Finding the Fourth Proportional to 346,150.56, 519,221.66 and 89,960.43

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Solution

The fourth proportional to 346,150.56, 519,221.66 and 89,960.43 is: 134,939.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,150.56 : 519,221.66 = 89,960.43 : x
  2. Step 2: Convert to fraction form
    346,150.56/519,221.66 = 89,960.43/x
  3. Step 3: Cross multiply
    346,150.56x = 519,221.66 × 89,960.43
  4. Step 4: Simplify right side
    346,150.56x = 46,709,403,349.11
  5. Step 5: Solve for x
    x = 46,709,403,349.11/346,150.56
  6. Step 6: Final answer
    x = 134,939.56

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1.5x scale

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.