Home / 155,244.04-214,111.47-104,241.40

Finding the Fourth Proportional to 155,244.04, 214,111.47 and 104,241.40

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Solution

The fourth proportional to 155,244.04, 214,111.47 and 104,241.40 is: 143,768.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,244.04 : 214,111.47 = 104,241.40 : x
  2. Step 2: Convert to fraction form
    155,244.04/214,111.47 = 104,241.40/x
  3. Step 3: Cross multiply
    155,244.04x = 214,111.47 × 104,241.40
  4. Step 4: Simplify right side
    155,244.04x = 22,319,279,388.86
  5. Step 5: Solve for x
    x = 22,319,279,388.86/155,244.04
  6. Step 6: Final answer
    x = 143,768.99

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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.