Home / 51,455.16-70,987.22-33,543.88

Finding the Fourth Proportional to 51,455.16, 70,987.22 and 33,543.88

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Solution

The fourth proportional to 51,455.16, 70,987.22 and 33,543.88 is: 46,276.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,455.16 : 70,987.22 = 33,543.88 : x
  2. Step 2: Convert to fraction form
    51,455.16/70,987.22 = 33,543.88/x
  3. Step 3: Cross multiply
    51,455.16x = 70,987.22 × 33,543.88
  4. Step 4: Simplify right side
    51,455.16x = 2,381,186,789.21
  5. Step 5: Solve for x
    x = 2,381,186,789.21/51,455.16
  6. Step 6: Final answer
    x = 46,276.93

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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.