Home / 346,543.80-519,767.10-109,910.40

Finding the Fourth Proportional to 346,543.80, 519,767.10 and 109,910.40

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Solution

The fourth proportional to 346,543.80, 519,767.10 and 109,910.40 is: 164,850.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,543.80 : 519,767.10 = 109,910.40 : x
  2. Step 2: Convert to fraction form
    346,543.80/519,767.10 = 109,910.40/x
  3. Step 3: Cross multiply
    346,543.80x = 519,767.10 × 109,910.40
  4. Step 4: Simplify right side
    346,543.80x = 57,127,809,867.84
  5. Step 5: Solve for x
    x = 57,127,809,867.84/346,543.80
  6. Step 6: Final answer
    x = 164,850.19

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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.