Home / 155,066.67-214,073.28-104,346.09

Finding the Fourth Proportional to 155,066.67, 214,073.28 and 104,346.09

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Solution

The fourth proportional to 155,066.67, 214,073.28 and 104,346.09 is: 144,052.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,066.67 : 214,073.28 = 104,346.09 : x
  2. Step 2: Convert to fraction form
    155,066.67/214,073.28 = 104,346.09/x
  3. Step 3: Cross multiply
    155,066.67x = 214,073.28 × 104,346.09
  4. Step 4: Simplify right side
    155,066.67x = 22,337,709,741.48
  5. Step 5: Solve for x
    x = 22,337,709,741.48/155,066.67
  6. Step 6: Final answer
    x = 144,052.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.