Home / 67,393.31-93,001.28-37,178.66

Finding the Fourth Proportional to 67,393.31, 93,001.28 and 37,178.66

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Solution

The fourth proportional to 67,393.31, 93,001.28 and 37,178.66 is: 51,305.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,393.31 : 93,001.28 = 37,178.66 : x
  2. Step 2: Convert to fraction form
    67,393.31/93,001.28 = 37,178.66/x
  3. Step 3: Cross multiply
    67,393.31x = 93,001.28 × 37,178.66
  4. Step 4: Simplify right side
    67,393.31x = 3,457,662,317.79
  5. Step 5: Solve for x
    x = 3,457,662,317.79/67,393.31
  6. Step 6: Final answer
    x = 51,305.72

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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.