Home / 51,026.72-70,470.66-45,460.80

Finding the Fourth Proportional to 51,026.72, 70,470.66 and 45,460.80

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Solution

The fourth proportional to 51,026.72, 70,470.66 and 45,460.80 is: 62,783.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,026.72 : 70,470.66 = 45,460.80 : x
  2. Step 2: Convert to fraction form
    51,026.72/70,470.66 = 45,460.80/x
  3. Step 3: Cross multiply
    51,026.72x = 70,470.66 × 45,460.80
  4. Step 4: Simplify right side
    51,026.72x = 3,203,652,580.13
  5. Step 5: Solve for x
    x = 3,203,652,580.13/51,026.72
  6. Step 6: Final answer
    x = 62,783.82

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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.