Home / 155,090.40-232,593.96-42,743.84

Finding the Fourth Proportional to 155,090.40, 232,593.96 and 42,743.84

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Solution

The fourth proportional to 155,090.40, 232,593.96 and 42,743.84 is: 64,104.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,090.40 : 232,593.96 = 42,743.84 : x
  2. Step 2: Convert to fraction form
    155,090.40/232,593.96 = 42,743.84/x
  3. Step 3: Cross multiply
    155,090.40x = 232,593.96 × 42,743.84
  4. Step 4: Simplify right side
    155,090.40x = 9,941,959,011.21
  5. Step 5: Solve for x
    x = 9,941,959,011.21/155,090.40
  6. Step 6: Final answer
    x = 64,104.28

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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.