Home / 370,261.16-555,276.94-133,573.08

Finding the Fourth Proportional to 370,261.16, 555,276.94 and 133,573.08

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Solution

The fourth proportional to 370,261.16, 555,276.94 and 133,573.08 is: 200,318.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,261.16 : 555,276.94 = 133,573.08 : x
  2. Step 2: Convert to fraction form
    370,261.16/555,276.94 = 133,573.08/x
  3. Step 3: Cross multiply
    370,261.16x = 555,276.94 × 133,573.08
  4. Step 4: Simplify right side
    370,261.16x = 74,170,051,128.78
  5. Step 5: Solve for x
    x = 74,170,051,128.78/370,261.16
  6. Step 6: Final answer
    x = 200,318.21

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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.